JP Enterprises JP-15 Forged Stripped Upper Receiver 7075-T6 Forged A Mil-Spec Hard Coat A Black Teflon Coating A M4 Feed Ramps A Low Profile A AR-15 The JP Enterprises JP-15 stripped upper receiver is forged from 7075-T6 aluminum and precision machined to mil-spec dimensions. Finished in mil-standard hard coat anodize and coated with Black Teflon for natural lubricity. Includes M4 feed ramp cuts. Compatible with any mil-spec lower or upper receiver components. 7075-T6 Forged Construction 7075-T6 forged aluminum provides consistent grain structure and superior fatigue resistance. Precision machined to mate with any mil-spec compatible lower or upper receiver components. Mil-Spec Hard Coat + Black Teflon Mil-standard hard coat anodize with Black Teflon coating provides durability, corrosion resistance, and natural lubricity for smooth BCG operation. M4 Feed Ramp Cuts M4 feed ramp cuts provide reliable feeding across standard AR-15 ammunition types and magazine configurations. Mil-Spec Compatible Compatible with all mil-spec AR-15 upper and lower receiver components-barrels, BCGs, charging handles, handguards, and lower receivers. The JP-15 delivers forged mil-spec AR-15 upper foundation-7075-T6 with Black Teflon and M4 feed ramps for compatible builds. Specifications: Manufacturer: JP Enterprises Model: JP-15 Stripped Upper Receiver Material: 7075-T6 Forged Aluminum Finish: Mil-Spec Hard Coat Anodize + Black Teflon Profile: Low Profile Feed Ramps: M4 Compatibility: Mil-Spec AR-15