Shop › LANTAC 223/556 DRAGON MB 1/2X28 LANTAC 223/556 DRAGON MB 1/2X28 $128.99 LanTac USA LLC Dragon Muzzle Brake, 223 Rem/556NATO, Fits AR Rifles, Hardened Milspec Steel, Nitride Finish DGN556B Quantity: Add To Cart Added! LanTac USA LLC Dragon Muzzle Brake, 223 Rem/556NATO, Fits AR Rifles, Hardened Milspec Steel, Nitride Finish DGN556B