FEATURES Lightweight, low-profile, and short 3-position adjustable Integral, ambidextrous QD sling socket Compatible with mil-spec bolt carrier groups and AR lowers US veteran designed and proudly made in the USA PRODUCT INCLUDES Complete assembly Buffer and spring assembly Buffer tube Castle nut Castle nut wrench Adjustable nylon strap HBPDW SPECIFICATIONS FIT:Mil-spec bolt carrier groups and AR lowers WIDTH [MAX]:2.0" LENGTH:5.75", 10.25" STRAP WIDTH:0.75 WEIGHT:12 oz, 16 oz (w/ included buffer & spring)