FSC Rifled, BigShot Assault

Threads:FSC

Bore Length: 5inch Control Bore, or 8 inch Rifled Control Bore / 9 inch with Tip

4.25 inch Control Bore

Bore Options: .683, .686

Finish: Matte Finish

Muzzle thread protector tip included with 5"

M16/M4 Muzzle tip included with 9"