Yankee Hill Machine sRx Mini Muzzle Brake OD Black Phosphate Steel 1/2-28 tpi 9mm 4401MB28. This Q.D Muzzle Brake's compatible Q.D. Adapter/Mounting Interface attaches to the industry standard (HUB) 1-3/8 x 24 threads. It features an internal taper...
Yankee Hill Machine sRx Mini Muzzle Brake OD Black Phosphate Steel 1/2-28 tpi 9mm 4401MB28. This Q.D Muzzle Brake's compatible Q.D. Adapter/Mounting Interface attaches to the industry standard (HUB) 1-3/8 x 24 threads. It features an internal taper...