Complete 10.5″ .450 Bushmaster AR-15 Pistol Upper

Complete 10.5″ .450 Bushmaster AR-15 Pistol Upper

10.5″ 4150 barrel in .450 Bushmaster
Magphos coating
.750 at the shoulder
Carbine length gas system
5/8×32 threads
Spiral Fluted A2
The upper is built on a standard upper with an enlarged ejection port
9.5″ MLOK handguard w/ integral handstop
Comes complete w/ Nitride BCG & Charging Handle

** This item is assembled after the order is received to ensure quality and proper configuration.  Expected processing/completion time is 2-3 business days, but may vary with holidays and seasonal demands **