AR-15/.223/5.56 Steel 1/2×28 Threaded Muzzle Brake Jam Nut
Sold Out- This Jam Nut is used in place of a crush washer or shim kit to properly align a muzzle brake. It can be threaded onto the barrel before the muzzle device and then backed out to tighten against the back side of the brake.
Features:
- CNC machined high quality steel construction
- Matte black finish
- 1/2″x 28 Thread Pitch
- Fits: AR-15
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