The Magpul STR (Storage/Type Restricted) is a drop-in replacement butt stock for AR15/M16 carbines. 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.Two water resistant battery tubes that can be accessed by hand in any stock position (holds two CR123A or AA batteries per side) Reinforced polymer construction A-frame design with improved cheek weld Compact design is shorter and lighter than the ACS Stock Shielded release latch and supplemental friction lock Compatible with Magpul ASAP® and other receiver-mount sling attachments Reversible push-button QD sling mount Replaceable butt-pad offers an anti-slip surface and increases impact protection.
