Breek-LOK Compatible Muzzle Devices The Breek-LOK QD Suppressor Attachment system stands as the pinnacle of quick detach mounts, offering unmatched speed and simplicity in attachment and detachment. The streamlined muzzle device profile seamlessly integrates with your firearm, enhancing both aesthetics and functionality. The Breek-LOK Twin Port Muzzle brake was designed to reduce recoil and muzzle rise. This allows the shooter to stay on target and take follow up shots quickly. This is important when speed and accuracy make the difference such as in competitive shooting or self defense situations. The 90 degree and vertical blast vectoring ports mitigate recoil and muzzle rise, Mfg: Breek Arms