JP Enterprises Jp-15/22R Upper Assembly Thread Protector Black and Silver. 22 Lr Supermatch Cyrogenically Treated Polished Stainless Steel Barrel 1/2-28Tpi Jptre3-2S Three-Port Comp. Machine Timed And Blended To The Barrel Jp Mk Iii Signature Series Hand Guard System Xl (15.5") Jp Proprietary Rimfire Action .22Lr Upper Accessory Pack This Is A Complete Match Grade Upper Assembly That Is Ready Function When Added To Your Complete Mil-Spec Style Ar-15 Lower Assembly. Specifications for JP Enterprises Jp-15/22R Upper Assembly: Manufacturer: JP Enterprises Caliber: .22 Long Rifle Muzzle Device: Thread Protector Finish: Matte Color: Black and Silver Additional Features: Standard Condition: New Magazine Included: Yes Package Contents: JP Enterprises Jp-15/22R Upper Assembly JP Enterprises RU-JP15UA-22LR-TP: Jp-15/22R Upper Assembly Thread Protector Black and Silver