Uppers · 450B0587
450B 20" CM A4 Upper Half
Description
.450 Bushmaster
20-Inch 450B Chome Moly Barrel
Specifications
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CALIBER:
.450 Bushmaster -
UPPER RECEIVER:
Forged A4 -
BARREL:
20" Chrome Moly, 1:24 Twist, Cryogenically Treated -
MUZZLE DEVICE:
RRA OPERATOR BRAKE, 5/8-32 THREAD
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INCLUDES:
Bolt Carrier Group, Charging Handle Assembly and one 5 Round Magazine