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| Click on any of the images below to see a larger
version of the image. |
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| Introduction |
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I wanted to say
before you jumped into the article:
I know there are
going to be people that read this and say - "why spend $300 to
build a sporterized milsurp rifle? And an m44 carbine none the less;
that is like putting a wedding dress on a sow! You could go out
and purchase a complete, brand-new, scoped Savage 110 for around
the same price and it would shoot better!"
This all may be
true, but remember folks, getting there is half the fun!
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Prior to this article I had never
sporterized a milsurp rifle to a high degree. I have installed triggers,
replaced rear and front sights, and even installed Long Eye Relief
(LEF) scopes. But these tasks did not modify the subject rifles
in a permanent way; at least not in a way that could be easily seen
with the naked eye.
Lil' Black Beauty’s prior incarnation,
before meeting me, had been a Romanian m44. Her obvious flaw
or imperfection? Someone had done a very poor job trying to remove
her bayonet lug. They cut it off without cleaning up the mess they
had created (sanding, polishing, and reblueing).
The test bed for several prior Surplusrifle.com
articles; you’ve known her as the Mojo aperture sighted m44
and her latest stage outing was an LEF scope on an S&K scope
mount.
She was cheap ($49) to begin with
and I hold no inclination that she is a collector’s piece. All that
being said, she shoots really well. The old girl has held a special
place in my heart and I decided it was time for us to make one last
trek down the sporterizing row for Surplusrifle.com.
What I wanted to do with her -
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I wanted to install a
Monte Carlo sporter
stock on her;
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Install a standard
Weaver style
scope mount, rings,
and a standard
scope;
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Have the
bolt handle bent
so as to be able to cycle properly with the new scope mount.
Like most of you, I have seen the
ads showing the ATI black glass-filled nylon stocks and scope mounts
for Mosin-Nagant rifles.
I had communicated via email with
a reader that claimed to have installed 30+ of the kits and never
had a problem with any of them. This raised my interest, so I thought
I would give it a try.
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Note: Before writing
this article, I had requested a sample bolt and mount kit from ATI
and did not receive it until after I had actually built the carbine
and had written the article. Because of the amount of time that
elapsed after my request I was skeptical that I would actually receive
the sample and decided to purchase the parts on my own. I therefore
did not feel obligated to follow my original premise for the article,
which would have been to solely focus on the ATI parts. I ordered
and paid for the parts and decided to use only the scope mount from
the kit.
As you will see later in
the article that I chose to spotlight a bolt product that I believe
is exceptional and I thought brought great value and rounded out
the focus of the article.
This does not mean that
I think that the ATI bolt is not a good product. I have actually
tried it on another Mosin-Nagant bolt and found it to be a very
strong and reliable bolt handle that is easy to install.
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ATI stock and scope mount kit used in article |
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Bolt used in article |
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While surfing the web I came upon
Jim Roberts, the
Boltman's website. Jim specializes in bending Mauser and
Mosin-Nagant straight bolts.
From the pictures, I liked what
I saw and his prices are very reasonable. I decided to expand the scope (not
an intended pun, but I like a good laugh) of the article and
include his bolt. I packaged
up my bolt and sent it off to him to be modified.
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"We offer
two styles of these bolts, so you can choose just what you want
for your needs. We offer a "sniper" bolt that is made in the same
style as the original sniper bolts used on the Mosin-Nagant, as
well as making a more sporty swept type bolt for hunters and shooters.
Both are strong, well made, and have been widely praised by collectors,
shooters, and hunters alike. These are quality items done by a skilled
machinist and will fit any 30 cal Mosin-Nagant." - Jim Roberts,
the Boltman
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| Bolt
Type |
Cost |
| Bent Mosin
Bolt (using your bolt body) |
$47 Return Priority Mail Shipping Included |
| Bent Mosin
Bolt (we provide bolt body) |
$55 Return Priority Mail Shipping Included |
| Bent Mauser Bolts |
$35 Return Priority Mail Shipping Included |
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Jim Roberts
aka Boltman's Contact Information
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Web Site:
http://www.mosinnagant.net/Boltman/Boltman.html
Email:
jhrobert@charter.net |
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Getting the Girl Ready for the
Ball
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I started the project by making sure the carbine was pointed in
a safe direction and ensuring that it was not loaded.
Once completed I proceeded with removing the front and rear handguard
bands, followed by the removal of the handguard.
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I removed the trigger
guard screw and the rear guard tang screw at the top rear of the
receiver. |
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This allowed me to easily
remove the trigger guard and magazine assembly. |
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The barrel and receiver
pivoted forward and were easily removed. |
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Last I removed the trigger
assembly, ejector, and ejector spring. |
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Excursion to Hell
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I labeled this section
appropriately in my opinion. If I had this to do over I would not
have removed the front and rear sight assemblies from the rifle.
I started out by driving the front sight with a punch and hammer.
This was the easiest part. |
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Next I located each of
the three pins indicated in figures 6, 7, and 8 and drove
them out with a punch and hammer. This is where the fun ceased
and the hell begun. |
Note: I had read in message forums that people
would drive out the pins and the sight bases would literally just
fall off the barrel. I say - Hah!
I tried to
tap off the front sight base with a punch and hammer. I did this
for almost an hour with absolutely NO success; accept for dinging
up the rear sight base.
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 I tried
soaking the front sight base in a tub of Ed's Red homemade solvent.
I first did this for a couple of hours - to no avail. Then I tried
it over night - to no avail.
Note: I don't give up easily. Some would call this
an admirable trait. My wife calls it "annoying" and some other more
colorful things.
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Exasperated, I went into the message forums and searched for
more information. I read that the m44's sight bases may be either
epoxied or soldered on to the barrel.
I had a propane torch. You can see where this was leading? I
heated the front and rear sight bases and then with great anticipation
tried to tap them off. AFTER AN HOUR OF THIS, I COULD NOT SEE ANY
MOVEMENT AT ALL!
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 I decided
to take a break and think about what I was doing.
The next morning I was at the hardware store and explained my
dilemma to the friendly hardware specialist. He said "use a
cold chisel".
This falls into the "use the correct tool for the job"
category. The front sight base came off with some serious tapping,
but it finally came off.
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The rear base was a little more
difficult and I had to use the rotary tool to cut a couple of slits
in the sight base. Then with the use of the cold chisel, it tapped
away from the barrel in two pieces.
The question you have to ask
yourself, if you are committed to removing the front and rear sights,
is how much time are you willing to spend on this and do you have
the correct tools for the job? You never know, your sight bases
may just tap off the barrel after removing the pins. But if
they don't, then plan on spending many hours pounding away.
Note: As an added bonus - because of the incessant
pounding and other noises emanating from the garage you may find
your spouse standing in the garage door asking you - "How much longer
do you think this is going to take?" But, only if you are
really lucky!
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The ATI Kit and Tools
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The ATI scope mount & bolt kit comes with mostly everything you
will need to install the scope mount. I have to say the scope mount
by itself is worth the price of the entire kit.
If you shop around for a comparable Weaver style mount for the
Mosin-Nagant you will find nothing less than $50.
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As show in figure 11, you get two drill bits, a 10-32
tap, and the machine screws to fasten the mount to the receiver.
The #11 bit is used to make starter holes in the receiver, while
the #21 is the bit that is used to drill the holes completely through
the receiver.
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The 10-32 tap bit is what you
use to cut threads in the receiver's drilled holes. You will have
to purchase a
tap handle similar to the one shown in figure 12.
The prices of a tap handle ranges from $5 and up depending on the
quality.
Note: If you plan on using the tap handle for
other projects then you may want to spend a little more. The one
I picked up had a tendency to allow the bit to spin at the end of
the tapping of each hole, no matter how much I tightened the tool.
It worked, but not as well as I had hoped.
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| The MIT machinist
reference describes tapping as - |
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A tap has
cutting edges to cut the threads and straight flutes to allow chips
to be expelled. The end of the tap is tapered slightly to help the
tap get started. Taps are hard and brittle so you should be careful
working with them (try not to drop them or force them into a hole
when stuck). Be sure that the hole you drilled is the correct size
for the tap you're using or it may break inside.
Put the tap in place and apply moderate pressure as you turn the
tap. It's good practice to back the tap up a bit for every quarter
turn of thread you cut.
Copyright © 2001 by Massachusetts Institute
of Technology (MIT).
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The ATI mount is a well designed mount that is manufactured specifically
for the Mosin-Nagant rifle or carbine. It is held in place by two
screws at the front of the receiver. Prior to installing the mount
the fact of only having the mount fastened at the front of the receiver
by two screws concerned me. Later after I had installed the mount
I was able to put to rest any fears I had.
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The mount accepts all
Weaver-type
scope rings, which can be found anywhere that rifle scopes
and scope mounts are sold. |
As show in figures 13 and 15 you can see that there is
a tapered area at the rear of the scope mount that allows for easy
loading of cartridges and discharge of spent cases.
Note: You will no longer be able to use stripper clips
to load the rifle or carbine after installing the mount.
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Installing the ATI Scope Mount
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| Note:
If you install this mount you will need to either install the bolt
handle that comes with the ATI kit or have your bolt bent. This
is necessary for the bolt to properly cycle without hitting the
scope. A standard unaltered Mosin-Nagant straight handled bolt will
not cycle properly and will hit the scope (even if you could install
it). |
I was actually nervous about installing the mount in front of
the camera. I had not performed any dry runs or had even done this
task before. I was afraid that I might actually permanently damage
the receiver. To top it all off - ATI's disclaimer at the beginning
of the instructions did not leave me with a lot of confidence.
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CAUTION: BEFORE PROCEEDING CHAMBER CLEARANCE MUST BE CHECKED!
DRILLING INTO CHAMBER AREA (INCORRECT MOUNT POSITIONING) MAY RESULT
IN INJURY OR DEATH |
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| I can guarantee that I read the instructions. Actually
I read the instructions several times before proceeding.
I overcame my fears and continued. The conclusion I finally came
to is that as long as I followed the mount placement instructions,
provided by ATI, then I would be all right.
ATI's instructions state -
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| Place the
scope mount (holes forward) on receiver flush with receiver ring
front face. Square mount on receiver using the flat on the bottom
of the receiver-magazine well area. |
| Note: If you view the close-up photos of
figures 23, 24, and 25 you will get a good idea of how to
place the scope mount. |
The instructions also recommend using a c-clamp to hold the mount
securely to the receiver while drilling. I tried this and discovered
that if I followed the pictures in the instructions that I could
never get the assembly to sit flat on a drill press (which is also
recommended). I also reasoned that if I had left the trigger on
the receiver, then I would have had the same problem. Everything
I have read about performing this task on any rifle is that you
want the receiver and mount sitting flat and perpendicular to the
drill bit. I found a web article that addressed this problem and
suggested using very stout rubber bands to hold the mount on the
receiver while drilling. I tried this and found it worked really
well. The mount sat flat and squared with the receiver the rubber
bands held it tightly in place while I drilled the holes.
Note: I was able to make sure the mount was squared
with the receiver by taking my
caliper and opening the jaws so that I could place the lower
jaw on the square part of the bottom of the receiver and the top
jaw on the top of the scope mount.
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Once I was sure the mount
was flat on the receiver and it was firmly held in place I put the
#11 drill bit in the press and drilled two starter holes in the
receiver. ATI's instructions describe this process as - |
| Use supplied
larger #11 drill and spot drill rear screw hole. (Spot drill will
"mark" center of hole for next step.) |
| Next I installed the #21 drill bit in the press and
drilled each hole carefully in the receiver, all the way through.
ATI's instructions describe this process as -
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| With mount
still clamped, use supplied smaller #21 drill bit (and cutting oil)
to drill through receiver. (Drill slowly so as not to burr inside
of receiver below hole.) |
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Following ATI's instructions
I left the mount attached to the receiver.
I then oiled each of the drilled holes with machine oil.
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I then took the tap and
tapped both holes.
ATI's instructions describe this process as -
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| With mount
still clamped, use supplied 10-32 tap (and oil), to tap through
receiver . Without unclamping, clean area and securely screw in
the supplied 10-32 x 1/2" screw. Remove scope mount and clean mount
and action. Remove burrs from tapped holes. |
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ATI recommended using
Thread Lock (a comparable product to Loctite) to hold the
screws in place. I had read somewhere that some gunsmiths use superglue
in the holes as well as on the top of the receiver below the mount.
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I placed a small amount in the holes so as not to seep into the
receiver once I installed the screws. I then placed the mount back
on the receiver and installed and tightened both screws.
ATI's instructions describe this process as -
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| Set scope
mount in place, install and tighten screws. (Thread lock is recommended.)
Check screws to be sure they do not protrude below the inner surface
of receiver. |
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Figures 23, 24, and
25 show images of the installed ATI mount on the m44 carbine's
receiver.
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Do not be fooled by the
fact that nothing is holding up the rear of the scope mount (as
shown in figure 24). |
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The mount is very sturdy! |
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Stock Assembly
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The ATI
Mosin Nagant Monte Carlo
Stock For 7.62x54R is described as -
Fits all models of 7.62x54R rifles and carbines. Transform
a Mosin Nagant into an appealing hunting rifle without gunsmithing
or modification. Checkered buttstock and forearm, Monte Carlo style
cheek rest, rubber butt pad and sling swivel studs included. Length
of pull 13.5". Made in USA of black, glass-filled nylon. Mfg Unconditional
Lifetime Warranty. - ATI
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The receiver and barrel
easily fit into the ATI stock. |
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Once I had installed the
receiver and barrel, I installed the trigger guard and magazine
assembly. |
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I installed and tightened
the trigger guard screw. |
I installed and tightened the rear guard tang screw at the top
rear of the receiver.
Note: The ATI stock does not have an upper handguard
and does not require or make use of the handguard bands of the original
m44 stock.
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Installing the Scope
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I used a
Simmons 1
inch tube 3x9 variable scope and Weaver style
rings that I already had in my possession. If you
purchase the same scope it will run you around $40 and the rings
for around $20. |
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I installed the bases
of both rings, but did not tighten them down all of the way. |
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Next I set the scope and
positioned the scope where I wanted to set it and installed the
top halves of the rings. |
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I then tightened the base
to the mount. |
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Last, I aligned the reticle
of the scope and while holding the scope in place tightened down
the rings. |
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Figures 36 and 37
show the completed scope installation. |
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The Bolt
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I think a copy of my email
message to Jim after I received the bolt can say more than anything
else could. |

Jim, I received the bolt today and I have
got to tell you - you do
excellent work! My words cannot contain my excitement. This thing
is a beautiful work of art. I am almost afraid to shoot it or get
it dirty. It cycles very smooth. I have enclosed a picture of the
final product
and will send you a link when the article is finished. I am going
to take it to the range this weekend and finish the final part of
the article - the range report.
Jamie
|
 Jim suggested
that he would send a bolt body that was designed to specifically
fit the ATI stock and scope setup that I was using. For speeds sake,
he sent me a bolt body that he had already worked up and polished.
He then assembled the bolt body with my bolt components. Jim even
stamped the new bolt body with my original serial numbers.
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 Even without
the camera's flash, I was not able to get a clear picture of the
bolt with the camera. It is just too bright! I ended up using the
scanner to get the images in figures 39 and 40.
I think figure 41 really shows off the beauty of Jim's
work. Notice the contrast between the black ATI stock and the boltman's
bolt. Jim's bolt handles are an excellent product and I would
not hesitate to use his bolts on any of my rifle projects.
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Bolt Information
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Bent Mosin Bolt (we provide bolt body) |
$55 Return Priority Mail
Shipping Included |
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Jim Roberts
aka the Boltman's Contact Information
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Web Site:
http://www.mosinnagant.net/Boltman/Boltman.html
Email:
jhrobert@charter.net
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Lil' Black Beauty
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| As you can see in figure 42,
Lil' Black Beauty turned out pretty well (the name just seemed
appropriate!). She made the successful transition from the homely
chamber maid with the patch covered dress, to the beautiful, stylish,
and sleek little black and chrome target puncher that she is now.
I sort of feel like (don't get any strange ideas, it is just
a metaphor) the fairy godmother in this Cinderella's story.
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Range Report
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 Usually
I load my own 7.62x54r,
but I was recently at a store and found the
Wolf
Performance Ammunition 7.62x54r 200 gr copper FMJ Non-corrosive
Berdan Primed Ammo for $5.97 per box. Really kind of hard
to pass up! $.29 per round is around what it cost me to load.
So I picked up 5 boxes for the article. The only down side is that
the Wolf cases are not reloadable. But for the price you really
can't complain.
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 Mosin-Nagants
have always been somewhat tricky for me to load cartridges into
the magazine. I expected that the scope would make it an even more
difficult task.
I was wrong. I found that I had absolutely no problem loading
cartridges. Actually it seemed easier. The difference was I was
loading them into the receiver at a side angle instead of directly
from the top.
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 I also expected
the recoil to be substantial as it usually is with an m44, but adding
into the formula a 200 grain bullet and I thought it would surely
kick like hell.
I was also wrong about this assumption. The ATI stock with it's
butt pad made the recoil very manageable and not an issue whatsoever.
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 The bolt
cycled smoothly and was easy to operate.
I made sure that the scope mount and rings were tight.
I fired a couple of shots into the burm and checked the mount
and ring screws again for tightness.
It did not take me long to get the scope sighted in. I picked
a spot on the burm to the left of my target and fired.
I had the scope set all the way to 9x. This setting allowed me
to see the point of impact of my fired rounds and adjust the scope's
windage and elevation accordingly. I find this method easiest when
first trying to sight in a scope. Once I had it in the general area
of the point of aim, I moved to the paper and made the final adjustments.
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 I fired
a total of 80 rounds and all targets looked like figures 45,
46, and 47. I was very pleased with Lil' Black Beauty's performance.
Overall she was a joy to shoot. The only problems I encountered
were that the safety is somewhat awkward to operate with the scope
installed (not that a Mosin-Nagant safety is easy to
operate to begin with). Also, the floor plate latch kept
on coming undone and I would spill my loaded cartridges onto the
shooting table. I temporarily fixed this with a small piece of cardboard
pressed behind the latch. I was able to permanently repair this
malfunction when I cleaned her at home later.
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Things I might still do to improve Lil' Black Beauty?
- I will definitely install a Huber Concepts Mosin-Nagant trigger
when they are released for sale;
- I would like to get the muzzle crowned;
- I would like to install a good muzzle brake to tame Lil' Black
Beauty's wild bucking due to the recoil of shooting the full size
7.62x54r
cartridge.
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| She is really light and agile. Easy to carry and pulls
up to my shoulder to sight-in perfectly. The
7.62x54r cartridge
is capable of knocking down most anything in North America (at least
non-lethal game). She is a great little carbine to carry on white-tail
hunts, trekking after the wild boar, or even knocking down a black
bear. Because of her military
roots she is made to handle about anything that comes her
way, so you know she will be reliable and simple to use in a wide
range of elements and weather conditions. |