Optimized for pump shotguns, the advanced design features and high-impact, polymer construction of Adaptive Tactical's EX Performance Adjustable Stock and Forend make it an ideal choice when upgrading your Mossberg 500 & 88 (see NOTE), 590 series 12 gauge pump shotgun. The EX Performance Forend features a 2 Picatinny rail concealed under the nose cap. Uncovered, it is ideal for attaching tactical accessories such as lasers or lights. It is constructed of durable of high performance, lightweight polymer. The EX Performance M4-style stock with pistol grip features an easy-to-reach rapid adjust lever for custom length-of-pull, and includes an integrated QD swivel attachment and molded in non-rust standard sling swivel attachment. It features durable polymer construction with non-slip vented rubber recoil pad, oversized extra strength adjustment pin, and sleek industrial design. NOTE: Mossberg Maverick 88 and other shotguns with integrated action bars require the purchase of a forend slide assembly from Mossberg or an online parts retailer.