Hammerhead Snaggle Tooth Muzzle Brake (22 muzzle threads) TCP Pistol There is also an extender

There is also an extender lever that can be mounted onto either side for thumb activation when gripping the vertical grip hand

proving its reliability in diverse environments from desert sands to snowy mountains

Weight (oz): 1

Battery Type:     CR123A

TC & DOT Certified

Hammerhead Snaggle Tooth Muzzle Brake (22 muzzle threads) TCP Pistol There is also an extenderThis thread on muzzle is compatible to any 22mm muzzle threaded barrel tip. Aluminum. Length: 3". **This muzzle brake will not work on a 1 inch diameter barrel** 22mm muzzle threads compatible to: RAP4 BarrelsT68 Barrels468 BarrelsFlasc BarrelsMilsig BarrelsMaxtact BarrelsHammerhead OneShot Barrels