- CNC machined 4140 chromoly steel
- Full shutoff with zero adjustment movement
- Melonite QPQ black finish
- Chamfered edge, semi-press fit
- Weighs 2oz
- compact size allows fitting under most free float handguards
- Internal Diameter 0.750 (19mm)
- secured on barrel with 2 set screws
Includes a 5/64 Set-Screw and a 5/64 Retaining Screw accesible from muzzle end