LanTac USA LLC Dragon Muzzle Brake, 9MM, 2.3 Length, Black, 1/2x28 TPI, Fits Dead Air KEYMO Wolfman DGN9MMD-WM Lantac's latest range of Dragon Muzzle Brakes features the Dead Air KEYMO mounting system for the Wolfman suppressor. Lantac's range of Dragon muzzle brakes are industry leading products that fundamentally improve the way firearms function" reducing muzzle recoil to zero and giving shooters maximum muzzle control for fast and accurate follow up shots. The Dragon range of brakes are so effective that there is no 'knock off' from target and even full auto fire is possible with hugely improved accuracy. Shooters can now enjoy advanced weapon control with the ability to mount the Dead Air Wolfman KEYMO silencer to their firearms.