AR-15 5.56 16" stainless steel bull barrel x-treme spiral pulse fluted, 1-9
AR-15 16" stainless steel bull barrel x-treme spiral pulse fluted. Chambered in 5.56 nato (also accepts .223 rounds).
- Made from 416 stainless steel hardened to 26-32 rc and stress relieved.
- 1-9 rh twist. 6 groove button rifled.
- .936" diameter under gas block.
- Carbine length gas system
- Target crowned
- Comes as seen in picture with barrel extension and extension pin installed. This barrel also has the gas port hole pre-drilled. Barrel extension has the m4 feedramps.