The TROY M7A1 PDW Stock Kit is the anticipated retractable stock made to elevate 5.56 carbines, making them powerful, yet compact. Utilizing a proprietary, patent pending spring, buffer system and heavy duty latch assembly, the refined design makes the M7A1 PDW Stock Kit rugged, reliable and sturdy. The M7A1 PDW Stock Kit is offered in Black and Flat Dark Earth and features Q.D. swivel holes for an optional sling attachment for cross-body wear. FeaturesUtilizes a unique bolt carrier with integrated buffer weight and pad thereby allowing for an extremely short buffer tubeRugged construction with a 6-position adjustable stockDesigned for tight concealment with the ability to extend to a normal length of pullIncludes PDW Stock, spring and buffer system