Designed in conjunction with Maxim Defense, the SBPDW Pistol Stabilizing BraceA(R) is 3-position adjustable and compatible with mil-spec bolt carrier groups and carbine buffers. Features: a 3-postion adjustable a Leverless extension, simply pull to release a Complete assembly ready to install including a proprietary buffer tube a Compatible with mil-spec bolt carrier groups and carbine buffers a QD attachment point at 6 o'clock position on housing a US veteran designed and proudly made in the USA a Fits Mil-spec AR-15 receivers a Includes complete assembly and adjustable nylon strap