YHM Stripped Billet Lower Receiver AR-15, Black

The Yankee Hill Machine (YHM) Stripped Billet Lower Receiver is machined from 7075-T6 aluminum and finished with a hardcoat matte black anodize. This stripped receiver is intended for builders and gunsmiths and requires a lower parts kit, buffer, and stock to complete a firearm. The design incorporates oversized magazine well chamfers and a built-in oversized machined trigger guard to aid handling and installation. It is compatible with Mil‑Spec upper receivers and accepts PMAG magazines.

Key Specifications

• The material is 7075-T6 aluminum.
• The finish is Black Hardcoat Anodized.
• The product type is a stripped lower receiver.
• It accepts Mil‑Spec upper receivers.
• It accepts all generations of PMAGs.
• It features oversized magazine well chamfers for easier magazine changes.
• It includes a built-in oversized machined trigger guard.
• It requires a lower parts kit, buffer, and stock to complete a build.
• It includes a tension screw built into the lower to improve fit with Mil‑Spec uppers.
• The listed weight is .85 (unit not specified in source data).

This billet lower provides a durable, machined foundation for custom AR‑15 builds where fit, finish, and compatibility are priorities. Its 7075‑T6 construction and hardcoat anodize offer a resilient platform for customization, while the oversized magwell and integrated trigger guard support efficient installation and practical handling. Suitable for builders seeking a distinctive, high-quality receiver to form the backbone of a reliable build.