Highly-efficient muzzle brake design and compatible with the AAC MK13-SD. Constructed with aerospace-grade heat-treated 17-4 stainless steel and Nitride coated for high surface hardness and durability.

*NOT FOR USE ON SCAR 17 OR RUGER GUNSITE SCOUT

Product Type: Muzzle Brake
Finish/Color: Black Oxide
Fit: 5/8 x 24 TPI
Description: 90 Tooth
Caliber: 762NATO