Cross Machine Tool UHP15 Billet AR-15 Stripped Lower Receiver - UHP15

Build a custom AR-15 with precision and durability using the Cross Machine Tool UHP15 Billet AR-15 Stripped Lower Receiver. This high-quality component provides a solid foundation for your rifle build, machined from premium materials for exceptional strength and fit.

Key Features

• CNC machined from 7075-T6 billet aluminum for superior strength compared to cast or forged options, allowing for precise tolerances and a unique aesthetic profile.
• Type III Class II hardcoat anodized black finish delivers long-lasting corrosion resistance and a professional appearance that withstands rigorous use.
• Flared magwell compatible with Mil-Spec, USGI, and Magpul Gen 2/3 magazines enables faster, more reliable magazine changes during dynamic shooting scenarios.
• Integrally machined trigger guard enlarged for gloved operation improves comfort and control in various conditions.
• Upper tensioning screw and reinforced buffer tube area enhance stability and reduce play for a tighter overall build.
• No roll pins required for assembly with threaded bolt catch screw simplifies installation and reduces common assembly frustrations.

Specifications

• Platform: AR-15
• Material: 7075-T6 Aluminum
• Finish: Type III Class II Hardcoat Anodized (Black)
• Trigger/Hammer Pin Holes: .154 inch diameter
• Multi-caliber marked
• Weight: 8 oz
• Compatible with Mil-Spec and aftermarket AR-15 components

Why Choose This Product

Builders seeking a premium stripped lower appreciate the billet construction’s precision fit and enhanced features that address common pain points like loose tolerances, difficult assembly, and limited customization. The UHP15 delivers a reliable base for 5.56 NATO, .223 Wylde, and other calibers while supporting mid-length and other gas systems.

Benefits for Your Build

Enjoy easier assembly without roll pins, improved magazine handling with the flared well, and glove-friendly ergonomics. This receiver’s reinforced design promotes longevity and consistent performance in tactical, competition, or recreational applications.

Start your next AR-15 project with confidence using this professional-grade lower receiver designed for enthusiasts who demand quality and functionality.