AR-15 Q: how do you connect this i obtained this item there is not any strategy to screw it on i dont fully grasp do you only slide it about the barrel and hope it stays on whenever you fireplace m the 1 i gained dont provide the nut searching https://beretta-apx-muzzle-brake56790.webdesign96.com/27326197/9mm-muzzle-brake-1-2x28-an-overview