The HKPDW Pistol Stabilizing Brace is 3-position adjustable and features a pull-through design allowing you to quickly extend the brace without having to depress the lever. Rugged 6061 hard-coat anodized aluminum adapter with steel rods, the HKPDW provides you with all the advantages of a pistol with improved control by adding a third point of contact for stabilization. It includes a complete assembly and adjustable nylon strap. Compatible with HK MP5/HK53 Reverse Stretch Clones. *Doed not fit MP5K.