Shop › MFT 3 PRONG PORTED MUZZLE BRAKE 556 MFT 3 PRONG PORTED MUZZLE BRAKE 556 $39.99 Mission First Tactical 3 Prong Ported Muzzle Brake, 223REM/556NATO, Fits AR-15, Crush Washer Included E2ARMD1 Quantity: Add To Cart Added! Mission First Tactical 3 Prong Ported Muzzle Brake, 223REM/556NATO, Fits AR-15, Crush Washer Included E2ARMD1