The Griffin Armament EZ-LOK Universal QD Barrel Adapter was intended to provide a simple solution with zero training or familiarity requirement for customers. The EZ-LOK interface supports a 3/4" socket wrench for installation with prevailing torque, and features a taper locking system, which encourages secure attachment, despite the piston still actuating for and aft during the firing sequence. The piston can be attached / detached in one single mounting orientation, simplifying the system to something anyone who can screw in a light bulb can immediately grasp. Additionally, the manufacturing accuracy of the interface is held to Griffin Armament's high quality standards for squareness, and concentricity, ensuring that each mounting position has similar and minimal POI shift influence. To support this, the mating pistons and EZ-LOK direct thread adapters have all mating diameters and interfacing geometry qualified in a single operation, for tool quality accuracy and perfection....