Now in stock at EB Airsoft is the Iron Airsoft 1306D 556 MAMS Muzzle Brake Kit which is based on the Knight's Armament 556 MAMS Muzzle Brake kit with a main purpose of connecting QDC Suppressors and 5.56 Supressors. Price is US$24.75 at the EB Airsoft Online store and this already includes free shipping.
