Description
Grid Defense 16″ .450 Bushmaster Upper Receiver – Blue Titanium
Finished in Blue Titanium Cerakote
Chambered in .450 Bushmaster
14″ Free Floating M-Lok Handrail
16″ 4150 Black Nitride Barrel
1:24 Twist Rate
11/16×24 TPI Thread Pitch
.875 Gas Block
Carbine Length Gas System
A2 Flash Hider
Mil-Spec 7075-T6 Upper Receiver
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