Magpul STR Carbine Stock Synthetic for AR-15, M16, M4 with Mil-Spec Tube (Tube Not Included)

The Magpul STR (Storage/Type Restricted) Carbine Stock is a drop-in replacement buttstock for AR15/M4 carbines using mil-spec sized receiver extension tubes. It features an improved cheek weld, two water resistant battery tubes on a compact, reinforced polymer A-frame design, shielded operation lever, and supplemental friction locking system to prevent accidental operation and minimize stock movement. It incorporates two integral sling loops, a reversible push-button QD sling mount, and a replaceable 0.30" rubber butt-pad which provides positive shoulder purchase even with body armor or modular gear. Made in the USA.