1/2" x 28 Thread for .223/5.56
1/2" x 36 Thread for 9MM
5/8" x 24 Thread for .308
CNC Machined High Quality Steel
Heat Treated
Solid Machined Construction
Black Oxide Finish
Reduced Back Pressure
Crush Washer Included
Weight: 2 Oz
Length: 1.80”
Outside Diameter .950