| Please click here to visit the "Military Carbine Components Guide" for additional info and photos of the various components used on this model. |
HISTORY / BACKGROUND:
The Colt Model 639 was the Export / Commercial version of the Model 629.
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The Colt Model 639 was the Export / Commercial version of the Model 629.
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BUTTSTOCK:
STYLE:
2nd Generation Collapsing Stock
MATERIAL:
Aluminum Body coated with Vinyl-Acetate
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BUFFER GROUP:
BUFFER:
Standard Carbine Buffer
SPRING:
Standard Carbine Spring
TUBE:
2-Position Tube
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LOWER RECEIVER:
STYLE:
Full Fence
MARKINGS:
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UPPER RECEIVER:
PROOF MARKS / FORGE CODE:
Colt Forge Mark Inside Carry Handle
Below Rear Sight.
See the Component Guide for a
listing of Forge Codes.
REAR SIGHT:
Standard "Late Production" A1 Sight
EJECTION PORT COVER:
"Late A1 Production" Type
FORWARD ASSIST:
NO Forward Assist
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BOLT GROUP:
Standard Colt Bolt Group
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HANDGUARD SLIP RING:
Flat
or
Delta / Tapered
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BARREL:
DIAMETER:
0.625" at the Front Sight Base
LENGTH:
14.5"
TWIST RATE:
1/12
MARKINGS:
C MP B
M = Magnetic Particle Inspected
P = Proof Fired
B = Chrome Bore:
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HANDGUARDS:
Carbine Handguard
with Single Heat Shield
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FLASHHIDER:
Early models were equipped with the
4.5" Moderator with "Grenade Ring"
Once the ATF regulated the 4.5" Moderator
in the mid 1970's, models were equipped
with the A1 "Birdcage"
STYLE:
2nd Generation Collapsing Stock
MATERIAL:
Aluminum Body coated with Vinyl-Acetate
_________________________________________________________________________________________________
BUFFER GROUP:
BUFFER:
Standard Carbine Buffer
SPRING:
Standard Carbine Spring
TUBE:
2-Position Tube
_________________________________________________________________________________________________
LOWER RECEIVER:
STYLE:
Full Fence
MARKINGS:
_________________________________________________________________________________________________
UPPER RECEIVER:
PROOF MARKS / FORGE CODE:
Colt Forge Mark Inside Carry Handle
Below Rear Sight.
See the Component Guide for a
listing of Forge Codes.
REAR SIGHT:
Standard "Late Production" A1 Sight
EJECTION PORT COVER:
"Late A1 Production" Type
FORWARD ASSIST:
NO Forward Assist
_________________________________________________________________________________________________
BOLT GROUP:
Standard Colt Bolt Group
_________________________________________________________________________________________________
HANDGUARD SLIP RING:
Flat
or
Delta / Tapered
_________________________________________________________________________________________________
BARREL:
DIAMETER:
0.625" at the Front Sight Base
LENGTH:
14.5"
TWIST RATE:
1/12
MARKINGS:
C MP B
M = Magnetic Particle Inspected
P = Proof Fired
B = Chrome Bore:
_________________________________________________________________________________________________
HANDGUARDS:
Carbine Handguard
with Single Heat Shield
_________________________________________________________________________________________________
FLASHHIDER:
Early models were equipped with the
4.5" Moderator with "Grenade Ring"
Once the ATF regulated the 4.5" Moderator
in the mid 1970's, models were equipped
with the A1 "Birdcage"
RETRO BLACK RIFLE - CARBINE GUIDE - MODEL 639
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| .223 Cal / 5.56mm MILITARY CARBINE GUIDE |
