THE HUXWRX HUB-QD Adapter 2.0 is designed to allow any suppressor that has 1.375"x24 thread pattern mounting to be compatible with HUXWRX and OSS QD muzzle devices. FeaturesHUB-QD Adapter fit: HUB (1.375x24 tpi) Compatible SuppressorsHUB-QD Adapter compatibility: Muzzle Brake-QD 556, 6, 762, a...