1/2" x 28 Thread for .223/5.56
5/8" x 24 Thread for .308
CNC Machined High Quality Stainless Steel
Heat Treated, solid precision machined construction.
Competition Muzzle Brake
Side Ported And Ported On Top
Solid Machined Construction
Reduced Back Pressure
Crush Washer and Jum Nut included (Stainless Steel)
Muzzle end OD : 1 inch , Barrel end OD 0.8"
Length of the muzzle brake ( with thread ) : 2 3/8 inch
Weight: 4 oz