Manufacturer: Magpul MAG470-BLK
STR (Storage/Type Restricted) is a drop in replacement buttstock for AR15/M16 carbines Storage capable version of the CTR, the STR has improved cheek weld and 2 water resistant battery tubes on a compact, reinforced polymer A frame design. Shielded operation lever and supplemental friction locking system prevent accidental operation and minimize excessive stock movement for enhanced weapon stability and accuracy
Incorporates 2 integral sling loops, a reversible push button QD sling mount, and a replaceable 0.30'' rubber butt pad which provides positive shoulder purchase to prevent slippage even w/body armor or modular gear
Fits: Mil-Spec buffer tubes.