The Whistling Bunghole is designed to fit on the Q plan B and the Rearden Atlas and Atlas XL mounts. It is machined from 17-4 stainless steel on precision cnc machines and comes in at 1.3oz. The Whistling Bunghole is a great way to add a quick detach system to your rifle with having to have a muzzle brake or a flash hider. The 14-1mm LH is designed to mount flush with the muzzle to ensure concentricity. The overall length is 0.890"
1/2-28 0.455" Bore
5/8-24 0.580" Bore
14-1LH 0.375" Bore
