The ERECT9R by Q is the definition of modular. It's not only the quietest 9mm silencer, it's also the lightest at only 8oz in its longest configuration. It is made up of hard-coat anodized aircraft grade aluminum baffles, a mount and front cap, complimented by a PVD coated, stainless steel blast baffle. Configure this silencer with one baffle, or all ten to fit the needs of your host firearm and ammunition. Comes standard with booster system, fixed mount available from Q.