Strike Industries drop-in replacement buttstock for AR/15/M16 carbine using mil-spec sized receiver extension tubes. The MOD1 stock integrates features sought by military professionals and firearms enthusiasts around the world. Strike Industries came up with a lighter, compact buttstock, at an even more attractive price point. Package includes 1x MOD1 Stock Product Spec Length: 9.39" Width: 1.74" @ QD cups Height: 4.45" Weight: 6.6 oz Features Slide on replacement for factory collapsible butt stock. QD sling mounting points integrated on both sides in positions for optimum usage. Mfg: Strike Industries