Magpul Original Equipment is a line of firearm accessories designed to provide a high-quality, economical alternative to standard weapon parts. The MOE line distinguishes itself with a simplified feature set, but maintains Magpul engineering and material quality. The Magpul MOE Stock - Commercial Model is a drop-in replacement butt-stock for carbines using commercial receiver extension tubes. Designed for light, fast action the streamlined A-frame profile avoids snagging and shields the release latch to prevent accidental activation. The extra-power lock mechanism uses a premium chrome-silicon spring to avert auto-collapse failure and maintains strength by resisting spring relaxation. The Commercial Model includes an extended 0.55" rubber butt-pad to provide positive shoulder purchase and accommodates longer slant-back extension tubes. Made in USA. Features: Mounts on Commercial Carbine Receiver Extension tube (Not included) from manufacturers such as Bushmaster, DPMS, RRA, Olympic, etc. Premium chrome-silicon spring provides positive locking and long service life Sloping cheek weld combines a slim profile with user comfort Shielded release latch prevents snagging and accidental operation Side mounting slots accept optional cheek risers for NON-AR15 / M16 applications Compatible with Single-Point sling mounts Sling Mounts Rear / Bottom - 1.25" Sling loops Toe - Lanyard hole for custom para-cord rigs Included Accessories* Extended Rubber Butt-Pad, 0.55" (Removable) Specifications* Weight, Stock: 0.53 lb. Weight, with Receiver Extension: 0.93 lb. Length, Stock: 7.13 in. LOP Adjustment Range: 3.8 in. LOP, M4 Collapsed: 10.7 in. LOP, M4 Extended: 14.5 in. * Specifications based on extended-length (slant-back) M4 Carbine Receiver Extension and may vary depending on tube manufacturer.