Magpul STR Carbine Stock - Mil-Spec - Flat Dark Earth MAG470-FDE

The Magpul STR (Storage/Type Restricted) is a drop-in replacement buttstock for AR-15/M4 carbines using mil-spec sized receiver extension tubes. A storage-capable version of the CTR, the STR has improved cheek weld and two water resistant battery tubes on a compact, reinforced polymer A-frame design.A shielded operation lever and supplemental friction locking system prevent accidental operation and minimize excessive stock movement for enhanced weapon stability and accuracy. The STR incorporates two integral sling loops, a reversible push-button QD sling mount, and a replaceable 0.30" thick rubber butt-pad which provides positive shoulder purchase to prevent slippage even with body armor or modular gear.Made in U.S.A.FEATURESMounts on mil-spec sized carbine receiver extension tube (not included) from manufacturers such as Colt, Armalite, S&W, LMT, and others (please see the note below)Two water-resistant battery storage tubes located on the left and right sides of the stockEach tube will store up to two (2) CR123A lithium or AA batteriesTubes are accessible from the rear in any stock position via a hand-removable rubber plugSupplemental friction lock minimizes accuracy robbing wobblePremium chrome-silicon lock spring provides positive locking and long service lifeSloping cheek weld provides a wide contact surface for user comfortShielded release latch prevents snagging and accidental operationReplaceable 0.30" Rubber Butt-Pad offers an anti-slip surface and increases impact protectionCompatible with Magpul ASAP, ASAP QD, and other receiver-mount sling attachmentsSling MountsRear " Reversible Type 1 Sling Mount fits up to 1.5" push-button QD swivels (swivel not included)Rear/Bottom " 1.25" sling loopsNOTE: There are two basic sizes of M4 Carbine receiver extensions (buffer tubes): mil-spec and commercial-spec. If you have a commercial-spec extension on your rifle, make sure to order the Commercial-Spec STR.SPECSSPECIFICATIONSSTR Carbine Stock, Mil-SpecWeight: 12.3 oz.Weight, w/receiver extension: 16.3 oz.Length, max: 7.3 in.Width, max: 2.6 in.LOP Adjustment Range: 3.3 in.LOP, M4 Collapsed: ~10.9 in.LOP, M4 Extended: ~14.2 in.Friction lock performance may vary depending on the host receiver extension's dimensional tolerances.Specifications based on standard-length (flat-back) M4 Carbine receiver extension and may vary depending on tube manufacturer.