ADV TECH AR15 223/5.56 MZL BRK STL
Visit RSR GroupDescription
AR-15 .223/5.56 Steel Shark Muzzle Brake w/Crush washer
- CNC machined out of high quality solid steel block
 - Side and Top ported to reduce back pressure
 - Black oxide finish
 - 1/2"-28 thread with crush washer