The SBT5-22 Pistol Stabilizing Brace enhances your HK MP5 .22LR with an integral, side-folding polymer endplate. The SBT5-22 gives you all of the advantages of a pistol with improved control by adding an additional point of contact for stabilization. Features: Complete assembly, ready-to-install Molded polymer end cap with QD socket Integral, side-folding mechanism Designed to fit HK MP5 .22LR US veteran designed and proudly made in the USA Product includes: Complete assembly - brace and HK MP5 .22LR adapter Adjustable nylon strap