JP Enterprises JP-15 Forged Stripped Receiver Set Upper + Lower A 7075-T6 Forged A Mil-Spec Hard Coat A Black Teflon Coating A M4 Feed Ramps A 22.5 oz A AR-15 The JP Enterprises JP-15 stripped receiver set includes matched upper and lower receivers machined from 7075-T6 forged aluminum. Mil-standard hard coat anodize with Black Teflon coating throughout. Upper receiver includes M4 feed ramp cuts. Compatible with mil-spec and high-quality aftermarket components. Matched set ensures consistent finish between upper and lower-eliminates the finish mismatch common when sourcing receivers from different manufacturers. 22.5 oz combined weight. Matched Upper and Lower Purchasing upper and lower as a matched set ensures consistent Black Teflon finish across both receivers. Receivers from different sources will almost never match in finish-matched sets eliminate this issue for quality home builds. 7075-T6 Forged Construction Both receivers forged from 7075-T6 aluminum and precision machined to mil-spec dimensions for compatibility with any mil-spec or high-quality aftermarket components. Mil-Spec Hard Coat + Black Teflon Mil-standard hard coat anodize with Black Teflon coating provides durability, corrosion resistance, and natural lubricity across both receivers. M4 Feed Ramp Cuts Upper receiver includes M4 feed ramp cuts for reliable feeding across standard AR-15 ammunition types and magazine configurations. 22.5 oz Combined Weight 22.5 oz combined weight for the upper and lower receiver set. The JP-15 matched receiver set delivers forged mil-spec AR-15 foundation-7075-T6 with Black Teflon and consistent matched finish for quality home builds. Specifications: Manufacturer: JP Enterprises Model: JP-15 Stripped Receiver Set Includes: Forged Upper Receiver + Forged Lower Receiver Material: 7075-T6 Forged Aluminum Finish: Mil-Spec Hard Coat Anodize + Black Teflon Upper Features: M4 Feed Ramp Cuts Combined Weight: 22.5 oz Compatibility: Mil-Spec AR-15 and High-Quality Aftermarket Components License Requirement: FFL