Features a friction locking mechanism that eliminates movement between the buffer tube and buttstock for a solid “feel” when mounting rifle to shoulder. Heavy duty, spring-loaded hand lever allows fast length-of-pull adjustments. Nylon polymer body provides maximum impact and heat resistance, with molded-in reinforcements at stress points. Accepts a variety of ambidextrous sling attachment options, including web slings and single-point, push-button sling mounts. Comb contour is wider than standard issue M4 stock to help shooter maintain a solid cheekweld. Synthetic rubber buttpad increases comfort and helps prevent slippage. Fits buffer tubes that accept both four- and six-pos Mfg: Magpul SPECS: Impact-resistant nylon polymer, Black, Dark Earth or O.D. Green.. LOP adjustment range, 3½" (8.9cm). Mil-Spec - 67⁄8" (17.5cm) OAL, 5¼" (13.34cm) high. Fits fits mil-spec 1.14" O.D. carbine buffer tubes.