• X-Werks Seekins Precision Billet Set W/ NOX Rail


    New X-Werks Coated Seekins Precision SP223 Gen 2 Billet Upper and Lower Receiver W/ Logo + NOX Rail. These receivers are Precision CNC machined from solid billet aluminum, the SP223 Billet Lower is the best AR lower receiver available. Far exceeding Mil-Spec requirements, the SP 223 has features not found on standard lowers such as the Seekins Precision Enhanced Bolt Catch, receiver tensioning screw, ambi-bolt stop assembly and an oversized trigger guard. These features combined with superior fit and finish make the SP223 the perfect foundation for any AR build. The SP223 Uppers are built to the same standards as the Lower. This set also has a NOX Rail which is machined from 6061-T6 Aluminum with an ultra thin 1.5” profile. All three pieces are ready to be finish by X-Werks, X-Werks is a professional coating company located in Phoenix, AZ.

    • 7075-T6 Billet Aluminum
    • AR15 Platform
    • Ambidextrous bolt release
    • Mil-Spec component compatible
    • SP Enhanced bolt catch
    • Upper tensioning set screw
    • M4 Feed Ramps
    • Mil-Spec 1913 Rail