Compliant for California (NOT LEGAL IN NY) DS-9 Billet 7075 Aluminum Upper/Lower Receiver Set Type III Hard Coat Anodize Accepts Any Double Stack Glock Magazine Last Round Bolt Hold Open DSI 9mm Bolt Carrier Group DSI Billet Ambidextrous Charging Handle DSI Billet Ambidextrous Safety Selector DSI Ultralight Narrow Profile M-Lok 13” Forearm DSI 16” 9mm Threaded 1:10 Nitrite Barrel DSI Firestorm Compensator 10 Round Magazine Magpul MOE Fixed Stock Strike Industries Featureless Fin Grip Ambidextrous Sling Plate Optic Ready (sights not included) Trigger Lock