The Plumcrazy Gen II is a premium polymer lower engineered for the acceptance of mil-spec components and works on any upper receiver! Durable, light weight , exceptional structural integrity, and excellent chemical resistance, the Plumcrazy Gen II will exceed your expectations and define new standards for polymer lower receivers. Constructed of a proprietary variant of glass-filled nylon 6, molded and milled, the Plumcrazy Gen II lower receiver is more resilient to damage than traditional aluminum lowers. ALL Plumcrazy Gen II LOWERS by E3 Arms INCLUDE A LIMITED LIFETIME WARRANTY!!! FFL REQUIRED: Have your local FFL email a copy of their license to REDACTED to order. • Winter / Oversized Trigger Guard • Will Work on any Upper Receiver • Multiple Calibers Supported • NEW billet Design • Light weight AR 15 build • Color is black • NO MAGAZINE IS INCLUDED. COME VISIT US AT THE CROSSROADS OF THE WEST GUN SHOWS IN PHOENIX THROUGHOUT THE YEAR!