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Shortening an Enfield. A Very Long Story. |
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I have always wanted a pistol caliber carbine, a bolt action one to be specific. Not a modern Ruger or Marlin but an old military surplus one. Sure, one could argue that the US M1 Carbine may be an automatic version that could fill that niche, but, well, to be honest, I am cheap. So, in looking around and talking with folks, I figured that someday I may be able to find and afford something like a Spanish Destroyer carbine. I looked and looked, waited and waited, really to no avail. I did not find any that I could afford what they were asking for, and, they were not all that available any way. I sort of back burnered the idea for the time. Then along came a Shotgun News ad. You probably had seen it. A small ad that depicted a shortened Mauser, rechambered to fire the .45 ACP pistol round. At first, my thoughts were like, “what the heck”. But then, over several months time, as I could not find what I wanted, I started to look into the conversion kits. Not only that, was I hankering to do SOMETHING like building up a rifle just to DO IT. |
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I contacted Rhineland Arms, the maker of the conversion kit. Over many emails back and forth, and consultations with Jamie and Mark, I decided NOT to do a Mauser conversion, but rather do an “easier” Enfield conversion. Also, there was the future option of making the carbine into something like a faux “DeLise” type carbine (see http://www.surplusrifle.com/shooting/delisle/index.asp), something that looked like it was CLOSE to being military. So, I ordered the Enfield conversion kit. It is basically two major parts, one, is, of course, the barrel, the other being the adapter that does into the receiver in place of the standard Enfield magazine. The barrels are made of 4140 steel and come “in the white”, that is, not finished, matter of fact, they are rough on the outside from machining, left that way to better accept a Parkerization type finish. At 16.5” long, they are a BIG chunk of solid steel weighing in at 2.5 lbs with a rifling twist rate of 1 in 16. They are made for Rhineland Arms by E.R. Shaw/Small Arms Manufacturing Inc. The barrels use the Savage Arms lock nut system for installing and headspacing to the action. The adapter is machined from 6061 aluminum and is hard anodized to Mil-Spec. Very pretty to look at. |
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Now bear with me for what I am about to say…… I figured that I would buy one of the cheap and plentiful Enfield No 4 Mk 1 rifles that are currently on the market. I ordered one from Centerfire Systems for around $80. It turned out to be a 1943 Maltby, not in all that bad condition, the barrel being in a “so-so” acceptable condition. On one hand I was going against what I always DID NOT what to do, that is ruining a Mil Surp rifle. On the other hand, well, I would be stepping into new ground, working on a project that would yield a working different firearm and fill the niche of the pistol caliber carbine at a much cheaper expense…that was my thinking. I tore down the No 4 Mk1 that I got, like all the way down to each individual part. Every screw, every pin, everything. Right down to leaving the barrel and the action. This is where the plan fell completely apart. (see http://www.surplusrifle.com/no4/rifledisassembly/index.asp) for detailed instructions on tearing the rifle down. |
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Figure
1. Even soaking the barrel in a liquid wrench solution
did not help getting it out of the receiver. |
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The 4 pages of instructions that came with the conversion kit now left me high and dry. Whereas the instructions said, “remove the barrel” and that’s IT, well…I ain’t no gorilla. I called Rhineland, use a big vise, mounted to a cement base, a BIG breaker bar or receiver wrench and a barrel vise was what they said. Or, it was recommended that a machine shop would be able to cut into the barrel, relieving the pressure on the thread, and then it would just come off. Uh..huh….I took it to a gunsmith instead. Unfortunately, even though the gunsmith had experience working with Enfields, even he could not budge the barrel off of this receiver. Case closed? Not quite… Step back a moment before you go and email me and tell me what sort of a bubba type I am. What I ended up doing was ordering just the receiver from InterOrdnance. They had an ad in Shotgun News for a No 4 Mk 2 receiver, new, and only $29.99. Inside my budget! I figured I would have to work the carbine together using spare parts here and there instead of sacrificing the No 4 Mk 1. Welllll…not quite (again). When I got the receiver from InterOrdnance, boy, was I pleasantly surprised to see that they had in fact sent me a No 4 Mk 1 receiver! Now I would be able to use all the parts off the “donor” rifle and not have to futz with trying to get the barrel off the old receiver! So in the end, I did not completely mutilate the original No 4, I am just “borrowing” the parts so to speak. After a month of sitting and collecting dust, it was back to the work bench. First thing to work on was the new receiver itself. It was apparently brand new, or at least newly painted. Black paint to be exact. That paint proved to be an issue by itself. The bolt slid into place easy enough, but would not close. When they had painted the receiver, they did not care to clean out the various pin holes and the inside of the bolt channel. Hence, I ended up using a bit of emery cloth to clean up the paint to make the bolt slide cleanly. Also had to do that to the holes where the trigger pin and magazine catch went to. No big deal really. |
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2. The new receiver had black paint inside of it that hindered the working of the bolt. Some of the receiver pin holes also had to be reamed out as well. |
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Once I figured that the receiver checked out and all the standard rifle parts would transfer over, I earnestly started into the conversion project itself. The short instructions had the installation of the barrel coming first. At this point, I should point out that the conversion is easily accomplished because the barrel uses the Savage lock nut attachment design, that is, there is a large nut that is tighten down and locks the barrel into any head space configuration, so the fact that you may have an Enfield #0 or a #3 bolt head does not matter. You can adjust the headspace easy enough. Before you install the barrel, you will need to make up at least seven .45 ACP dummy rounds. Why seven? That is the load of a standard 1911 magazine (well, a standard 1911 magazine anyway. I suppose you could get one of those extended magazines that holds 15+). I have a .45 ACP maximum cartridge gauge from Midway that I used to make sure that the dummy rounds were in spec. |
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![]() Figure 3. Midway max cartridge gauge on left, 10 dummy .45 ACP rounds on right. |
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You will need these dummy rounds for head spacing purposes as well as function testing. I WARN you now DO NOT USE LIVE ROUNDS to check for head spacing! That is an accident just BEGGING to happen! MAKE SURE YOU REMOVE ALL LIVE AMMO FROM YOUR WORK AREA! So that you eliminate any chance of mixing live and dummy rounds. Barrel installation:
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Figure 5. Note the piece of tape used as a registration mark. |
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Figure 6. A dummy round is inserted into chamber, the extractor is removed from the bolt head and you try to close the bolt. Adjustment of headspace is accomplished by threading the barrel in or out. The Savage style barrel nut is incorporated to lock the barrel into position. |
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Figure 7. M16 style spanner wrench is needed to tighten down the barrel lock nut. Note, the notch where the wrench latches on the barrel nut just to the left of the spanner wrench. |
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Figure 8. There are a couple of different types of Loctite brand Threadlocker. Blue is a semi permanent type, it was what I had on hand. |
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i. If the primer does not go off, open the bolt. You will need to use a small screwdriver or dental pick to pop the brass out. ii. Inspect the piece of brass. If the primer is untouched, there is probably too much head space and you will need to adjust amount the barrel is threaded into the receiver. Go back up to step 5.
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Stock considerations: Before we move on to the installation of the adapter, we will have to consider the stock that you will be using. The Rhineland Arms web site shows several different types of stocks being used by the Enfield carbine. I chose to use the wood stock off of the donor No4 rifle. This is the ONE part that was irreversible changed from the donor rifle! The No 4 uses a stock that is 4 pieces. The butt stock can be used unaltered. The two upper pieces are not used at all, being that the new barrel is thicker compared to the original Enfield barrel. The bottom portion of the fore stock is what will need to be modified. I put the barreled receiver into the stock. Of course the stock is way to long, so I got an idea of how long I wanted the wood to be. I decided to cut the wood right behind the barrel band. Using a miter saw and box, I made a straight cut. No big deal. I figured I could always hack off more later if I wanted to. |
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Figure 9. The carbine barrel/action in the full length stock. Stock was cut just behind the mid barrel band. |
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There were a few other areas that needed to be “adjusted” with a wood working tip in my Dremel tool. In my case, the new receiver was just slightly different in size than the original one, so I had to remove a bit of wood inside the receiver area to make it fit nicely. Most of the wood working was in the area right at where the barrel is threaded into the receiver. The locking ring and the width of the barrel necessitated a fair bit of wood removal. Work slowly and check your fit repeatedly. Another area that needed work was along the barrel channel itself. I opened up the channel so that the barrel was free floating, enough to slip a piece of paper along it. At this point, I took the stock pieces and cleaned them up. |
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Figure 10. Two views of one area wood needs to be removed from the stock in order for the carbine barrel to fit. |
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Figure 11. The barrel channel was modified to allow a piece of paper to slip between the barrel and stock. |
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Figure 12. The barrel channel was modified to allow a piece of paper to slip between the barrel and stock. |
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Installing the Adapter: The adapter is a pretty solid chunk of aluminum that is machined to fit into the magazine well of the rifle. It has contours similar to the regular Enfield magazine, but has another magazine well built into it where the 1911 magazine slides into. The adapter is held in the rifle just like an Enfield magazine is, by the magazine catch.
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![]() Figure 18. The sides of the trigger guard needed to be ground down a bit so that the adapter would fit nicely. |
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i. If you are unable to make the catch work, you will need to adjust the location of the catch on the adapter. You can do this by loosening the allen head screw on the adapter and sliding the catch up or down to make it work with the rifle’s magazine catch. ii. In my case, the adapter is held in pretty tight, which is what you want. It is much tighter than a standard Enfield magazine.
i. On that note. At first, the adapter that I got did not have the ejector pin installed on it. This pin is suppose to “kick” out the empty brass from the bolt head when the bolt is retracted. I had to send the adapter back to Rhineland to let them drill and install the pin because it was unclear where the pin was suppose to be and it used a special drill bit to get through the hard adapter metal. |
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Figure 19. You can see how high the ejector pin is protruding from the adapter. It is still being determined whether or not you actually need it installed. |
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Figure 20. Note that the 1911 magazine release mechanism is blocked by the trigger guard as well as the stock. |
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Figure 21. Using a grinding wheel on your Dremel tool, make a notch in the trigger guard where the button for the 1911 magazine release. |
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![]() Figure 22 & 23. Two views about the 1911 mag release. Top: note the release is blocked by the trigger guard. Bottom: The size of the notch is pretty big to accommodate the longer side of the 1911 mag release. |
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![]() Figure 24. Using a Dremel tool and a wood file tip, you can easily cut a notch in the stock to accommodate the mag release button.
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Figure 25. Notch in wood and trigger guard so that the mag release works. |
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Modifying the extractor : The Enfield rifle uses a rimmed cartridge, so the extractor claw needs to be re shaped to take on the rimless .45 ACP round.
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Figure 26. Top is un modified. Bottom: shows the two areas that need to be ground and/or shaped. |
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i. Some instructions on loading the magazine into the adapter. Push it all the way up and then pull down on the magazine to latch it into position. If the magazine does not want to stay, you will need to tighten the magazine release screw for the adapter. It has spring tension on it so adjustment may be as little as a ¼ turn or less to make it tight enough to hold the .45 magazine in place.
i. If the round does not pick up, you may need to cut the notch a bit deeper. Try it a few times before you cut more of a notch. ii. One problem I had was that the .45 magazine kept popping out whenever I chambered a round. I had to tighten down the magazine release a bit more to hold. iii. Another problem was that if you went too slow, the Enfield bolt “dragged” on the next round in the magazine, making it hard(er) to chamber the round. Working the bolt smartly helped with that situation.
i. If the extractor fails to pull the dummy out of the chamber, the notch will need to be modified. The Ejector Pin: As I previously stated above, my adapter came with the ejector pin installed (and protruding so much that I had to modify it before I could even work the bolt with the adapter in the rifle). In talking with Rhineland, it appears there is some question whether the ejector pin is even needed in the adapter. It seems that the next round in the .45 magazine is more of a “kicker” of empty brass than the pin does. Rhineland says that the adapters come with the hole drilled and two pins (not installed). I guess I would say to try out the adapter in the completed rifle before installing the pins and see if it is even worth the hassle. However, if you want to install the pin, read on. |
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Figure 24. Notice how high the extractor pin sticks up from the adapter. |
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Figure 25. Use a Dremel and cut off wheel to shorten the ejector pin. |
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Figure 30. Use the side of the cut off wheel to shape the pin into a wedge or chisel shape. |
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The Final Installation: It took me awhile but I managed to get to the final installation. There are a few considerations that you may want to address. First off there is the issue of a front sight. Secondly, if you want to do any trigger modifications, now would be the time to do it. In terms of trigger work, I simply replaced the original trigger with a Huber replacement. Using the Feather River Sports trigger scale, it releases at about 3 1/2 lbs in one smooth action. As for front sights, there are many options what to do. Rhineland sells a front sight ramp that needs to be drilled and tapped OR epoxy/soldered on. Brownells also has some options for front sights. In my case, I wanted to get away cheap, because I have OTHER ideas what to use the carbine for. One of which is the possibility of installing a scope mount (Rhineland will be offering a scope mount in the near future). The other possibility is change the carbine into a “faux” DeLisle-type carbine complete with barrel shroud. I did not want to mess with drilling and tapping a front sight, so I went to the Numrich Arms parts catalog and started searching. I figured the EASIEST thing to put on would be a front ramp that would slide onto the barrel, then I could silver solder it into place. I measured the diameter of the barrel at approximately ½” down from the muzzle at ~0.7inches. There is a very slight taper, but I figured that I would find something that would fit at ½” down and ream it out if it needed to. I found exactly what I wanted with part # 542000 described as “Band Front sight Ramp, 0.7in ID”. At $3.50 cost, it was perfect. I picked up a front sight post as well (part # 559380 cost $4.85), basically guessing as to the height that I may need. When the front sight arrived it was perfect. I had to only ream out only a little of the band and it slid right into place. The front post was a bit harder to install. Even though the front ramp was supposed to take 3/8” dove tail type sights, there were a lot of issues with the width and base height of the post. I really mucked it up and had to drill it out, but in doing so, I actually made it fit quite nicely. |
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Figure 31. The Enfield original front sight is on the left, the barrel band sight with post on the right. You can see the difference of height. |
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One thing that I thought of as I was going about messing with the front sight was the fact that the post that I had bought was obviously way too short and that the carbine would be shooting WAY high. So using some Acraglas, I built up a BIG blade on the post, figuring that I would cut and shape it to size later at the range. You can see this technique in the article, “A non permanent way to adjust a front sight “ at: http://www.surplusrifle.com/sights/frontsight/index.asp |
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![]() Figure 32. Using some thin brass as a mould, a front sight was built up using Acraglas gel. |
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Silver soldering the front sight band was next on the list. I cleaned off the area under the front sight and the barrel with some acetone to degrease it. Then I applied a liberal amount of flux paste. I wrapped a water soaked towel about 3” down on the barrel to absorb the heat. Using a propane torch, I proceeded to heat up the sight/barrel. When it was hot enough to melt the silver solder by touch, I proceeded to TRY to get the solder to wick between the barrel and the front sight. It was not very successful, partly because of the coarse texture of the barrel. Still, I managed to get some solder into place, enough to hold the sight tight, besides, I figured I would be removing it sooner than later anyway. That done, it was time to completely assemble the carbine. A couple of screws holding the trigger guard and the big bolt in the butt stock, and (as Gomer Pyle would say..) SHAZAM! Gooollyy gee…would you lookdat thar beauty…. |
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Figure 33. The Enfield carbine weighs in at about 7 lbs 14 oz. The No 4 weighs in at a hefty 9 ½ lbs. Total length on the carbine is 35 ½ inches. The one thing that would look really nice on the carbine is a shiny brass butt plate instead of the dingy aluminum one. |
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Off to the Range: The one thing that I wanted to test out was some different bullet types and ammo that people would be using. Of course, without digging too far, I was only able to procure round nose ball ammo, but then again, that is what the most common bullet there is for the .45 ACP. I did manage to hand load some hollow point bullets though. I picked up 4 different brands of ammo to test as well as my hand loads and headed to the range. |
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![]() Figure 34. Several different brands of .45 ACP ammo were tried. All were 230gr RNFMJ, except the hand loads which were 230gr BJHP backed by 5.0gr Bullseye. |
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It was a cold and blustery day when I got to the range. I loaded up a few rounds into the 1911 magazine aimed it down range (without my face close to the rifle) and fired. From the angle I was viewing (slightly above the barrel) I was surprised to actually SEE the bullet go down range!I have seen that happen a number of times with carbines firing pistol sized ammo. Besides, you CANNOT miss seeing a nearly ½” hunk of metal go down range! I fired off 4 or 5 rounds like this just to test the integrity of the carbine. After the initial test firing was done, it was time to settle down for some target shooting. The first clip I loaded full up with 7 rounds of the generic .45 ammo and proceeded to shoot at a 25 yard target. I had to remember to push the .45 magazine all the way UP into the adapter and then pull DOWN on the magazine to get it to latch to the magazine release. The carbine grouped low and to the right, but it was pretty decent. From this point on, because my fingers were so numb from the cold, I loaded only 5 rounds per magazine. I fired the other brands of ammo that I had brought along as well as my hollow point hand loads. |
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Figure 35. Target with first shots of carbine. 7 shot group in red using generic, 5 shot group in green, Winchester. This was prior to knocking the front sight loose. (NRA SR-1 target) |
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Shot counterclockwise from bottom right, Blazer ammo, hand loads, Winchester, Wolf. The front sight was knocked loose after the Blazer ammo shots. (SR-1 SurplusRifle.com target) |
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There was one problem that cropped up that I did not think was going to be an issue. One of the brands (Blazer) uses a “rough” aluminum case (non reloadable). I noticed that this ammo caused the bolt to be pretty hard to operate. This did not happen with the brass or smooth steel casings. I figured that as the bolt moved over the .45 magazine, the aluminum was binding on the bottom of the bolt. I would recommend staying away from this type of ammo for that reason. I did not have any feed issues with the brass or smooth steel cased ammo. Nor did I have any issues with the hand loaded hollow point bullet ammo. It chambered just fine. Extraction/ejection of the case was pretty decent. There were a few cases that did not completely leave the receiver area, but they were easily tipped out of the action. However, the final fired case always ended up laying on top of the adapter. Apparently, the empty .45 ACP magazine did not have enough “spring” to it to pop the last case out. The ejector pin was pretty much a non issue, it did not seem to do any thing, other than make sure that last round did leave the extractor. A quick tip of the rifle and the case fell out. Another issue I had was that SOMETIMES, I would chamber a round and the .45 magazine would drop out of the bottom of the adapter. I had to tighten down the magazine release to hold it in tighter, which worked, but it made ejecting the empty magazine pretty hard. Turns out the easiest way to eject the clip is to push UP on it first, push in the magazine release and then pull DOWN on the magazine. |
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The carbine was firing pretty good. I decided to drift over the front post to the left to fix the point of aim. It started to work out well, but then I managed to knock the band loose! Obviously I did not do a good enough soldering job. Undeterred, or perhaps frustrated, I proceeded to check the function and accuracy out to 50 yards. I think the carbine has the ability to firing accurately out to 50 yards using irons sights, but with mine being loose, it did not take me long to figure that it was really a waste of ammo. I fired a few rounds through the chrony to get some velocities and packed it up. |
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Once home, I knocked off the front sight, cleaned up the
sight and barrel. Using some Acraglas gel, I stuck the
front sight back into place and let it set. The front
sight blade needed to be shaped nicer and finer. With
the Acraglas blade, I was able to easily shape it nicely
and thin it down.
Back to the range I went. Once again, the weather was not very cooperative. Although sunny, it was far from warm. I set up to shoot out to 50 yards. First off, I noticed that even though I had shaped the front sight thinner, it was still pretty wide in size. Out came the file and I shaped it a bit more. I fired several magazines of each of the ammo types out to 50 yards. It is quite evident that the carbine can accurately shoot, especially if you use the flip up ladder micro sight on the Enfield. For me, the carbine was shooting way to the right, but I could not for the life of me drift my front blade to correct for this. I did not have the right tools with me, so I ended up Kentucky Windaging it once again. And it shows on the targets. I only make the statement that the carbine can do better than I can given the sights the way they are. |
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When I started this project I was led to believe that it was a very simple set up. Having now gone through the entire process, I would say that it is harder than it is advertised to be, however, not impossible for the average non-gun smith degree holding person to handle. The instructions were seriously lacking, but hopefully what I have done here is really given some BODY to them. It can be done, and you will end up with a carbine that shoots quite well. Another issue I have serious misgivings about is the lack of real help for front sights. This was a project item that is basically forgotten and then quickly added as an after thought at the end. I think that there are some decent sights that are available to builders out there, but, while cruising through the Brownell’s catalog looking for sights, I came to the conclusion that many of them are quite expensive, especially when I really did not know WHICH one would be the best choice. Rhineland does offer a front sight ramp, but I wager it is much harder to attach then a band type sight like I used. Rhineland is thinking of looking into such front sights as those from M1 Carbines and M14/M1A rifles, but I have not heard any thing more about them. In the near future, Rhineland should be offering a scope mount to complement their carbine kits. If you want to get out beyond 50 yards, this is the way to go. Hopefully they will provide us with one for review to complement the kit article. So, in the end, I did get my pistol caliber carbine. I did manage to actually build a working and accurate firearm that is a hoot to shoot. I have now the option to proceed to converting the carbine into something like a DeLisle looking firearm. Or I may just leave it be and enjoy the fruit of my efforts. |
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| Article by R.Ted Jeo |



















Figure
13. A few items are only needed to clean and
strip the stock.
Figure
14. Caustic was brushed on and wood items were
allowed to sit in tub. Note the stain/gunk going
down the drain.
Figure
15. The wood has dried a few days. Note the
different types of wood used.
Figure
16. The sanded dried wood on the “bed of nails”
drying set up.
Figure
17. After the 3rd coat of BLO. Note that the
fore end is a lot lighter in color. Actually, it
darkened up over time. Nails keep items raised
to facilitate drying.























