Adaptive Tactical EX Performance Stock, Fits AR Rifles, Flat Dark Earth AT-02012-E Advanced design and high-impact" polymer construction make the EX Performance Adjustable AR Stock the ideal upgrade for your AR15 or AR10. The EX Performance M4-style 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.