- Six position A15/M16/M4 stock assembly
- Includes buttstock, mil-spec buffer tube, receiver lock plate, lock-nut, sling loop, carbine buffer, and carbine buffer spring
- Buttstock is current USGI m4 style
- Buffer tube is MIL-SPEC diameter
AR-15, Issue:08, Page:031
Brownells Christmas , Issue:2X, Page:020
Big Book Catalog, Issue:65, Page:031