Bushmaster M4 Patrolman 16" Upper Rec. 00-40004-Black

Bushmaster M4 Patrolman 16" Upper Rec. 00-40004-Black
Model XM-15 QRC Upper
Caliber/Gauge 5.56 X 45mm
Barrel Length 16"
Finish Salt Bath Nitride
Receiver Flat Top
Sights Optics Ready
Rate Of Twist 1-In-8
SBN MPI Bolt Carrier
Carbine Length Gas System
7075 Aluminum Receiver

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