10.5" 300blk Mdprof Pstlgas W-tunablegb

All DI barrels include stainless steel tunable gas block.

Specifications:

- Profile: Medium
- Length: 10.5"
- Gas placement: Pistol
- Rifling: Button 8 twist
- Made from 416R Stainless Steel
- Hand-Lapped
- M4 Feed ramps
- 5/8-24 Threading