Do you want a quick detach system but don't want a muzzle device with a brake or flash hider? If the answer is yes, the firework shop brings you the Whistling Bunghole. Designed to fit Q Plan B style, Reardan Atlas, and Rearden Atlas XL mounts, the Whistling Bunghole is a bolt-action shooter's favorite machined from 17-4 stainless steel, weighing 1.3 ounces, and a length of 0.890" long to both give you the quick detach system you want and keep the weight down.
When offered in 14-1LH, the Whistling Bunghole is designed to mount flush with the muzzle to ensure concentricity.
Bore sizes:
1/2-28 - 0.455" Bore
5/8-24 - 0.580" Bore
14-1LH - 0.375" Bore