AR-15 MOE Sl-S Stock Collapsible Mil-Spec BLK

Prices last checked September 2026. Prices and availability change often, so confirm on the retailer's site.

The storage-capable version of the flagship Magpul MOE SL™ carbine stock, the MOE SL-S (Storage) Stock is a direct replacement buttstock for AR15/M4 carbines. The sleek profile, dual-side release latches, and waterproof battery tubes make it the slimmest storage tube stock available.  The SL-S provides an enhanced cheek weld and true, O-ring sealed, 10m waterproof battery storage, but fits it into the narrowest package possible to allow a more upright head position and minimize bulk.  A rolled toe and angled rubber butt-pad are optimized for use with body armor, and an ambidextrous QD sling swivel socket is included.  A unique leaf-spring tension system provides a solid fit on mil-spec receiver extensions, with slightly less friction than the original SL.