Advanced design andhigh-impact, polymer construction make the EX Performance AdjustableStock the ideal upgrade for your AR15 or AR10. The EX PerformanceM4-style Stock features an easy-to-reach rapid adjust lever forcustom length-of-pull, and includes an integrated QD swivelattachment 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.This upgrade is ideal for reducing recoil and shootingfatigue. Features and Specifications: ManufacturerNumber: AT-02012 Drop-in Replacement Stock For AR-15/AR-10Carbines Rapid Adjust Lever Integrated Quick Detach SwivelAttachment Non-slip Vented Rubber Recoil Pad Oversized ExtraStrength Adjustment Pin Color: Black Fits: Mil-Spec size extension tubes.