Features - Available in both 5.56/300BLK and 9mm - 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)