The UAS-AKMIL P Folding Butt Stock w/ Cheek Piece for milled AK 47 (Polymer Joint) offers a superb tactical upgrade for your AK 47.Advantages:Tough and robust design, slim and low profileImbedded adjustable cheek pieceProvides optimal eye to target alignmentPermits appropriate trigger access when in folded positionIntegrated quick detach sling swivel connectors on both sidesRubber butt pad enhances tactical performance and reduce recoilLocking is released by the push of a buttonSpring lock on folded positionOpens by a simple pulling motion and locksLeft folding stock by defaultMay be configured to fold left or right (please designate your preference during purchase)Compatibility:AK-47 (milled receiver) Variants.