Optimized for pump shotguns, the advanced design features and high-impact, polymer construction of the EX Performance Adjustable Stock and Forend make it an ideal choice when upgrading your Mossberg 500 & 88*, 590 series 12g pump shotgun. The EX Performance Forend features a 2 inch picatinny rail concealed under the nose cap. Uncovered its ideal for attaching tactical accessories like lasers or lights. Constructed of durable of high performance, lightweight polymer. The EX Performance Adjustable Stock 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. Durable polymer construction with non-slip vented rubber recoil pad, oversized extra strength adjustment pin, and sleek industrial design.