49x64x20 MK3 Tanker Muzzlebrake (For .50 Beowulf)

49×64-20 MK3 Tanker Muzzlebrake (For .50 Beowulf)
Product Description:

Multi Port Compensator MK3 Design
49/64×20 Thread Count for 12.7×42 (.50 Beowulf)
3 Side Porting Slots And 2 Top Porting Holes To Reduce Muzzle Climb And Recoil
2.65″ Overall Length
Bore Diameter .590
5.1 Ounces
4140 steel
Nitride coated
Comes with a crush washer