Midwest Industries AR-15 Lower Receiver Block, Blue Polymer

Description

The Midwest Industries AR-15 Lower Receiver Block is a high-strength polymer vise block designed to support Mil‑Spec AR‑15 forged lowers during assembly and maintenance. It provides dedicated features for gas-block roll pin installation, trigger guard work, and fire-control pin assembly. Parallel edges allow secure vice clamping while mounting holes enable attachment to a bench or alternative work surface. The block includes a small parts tray and can hold a complete lower for a variety of gunsmithing tasks.

Key Specifications

• Compatible with Mil-Spec AR-15 forged lowers.
• Constructed from high-strength polymer for durable, non-marring support.
• Finished in blue polymer.
• Weighs 12.0 oz.
• Height measures 6.5 inches.
• Length measures 5.0 inches.
• Width measures 1.25 inches.
• Includes a dedicated section for gas block roll pin installation.
• Features a trigger guard installation section.
• Provides mounting holes for attachment to a bench or alternative work surface.

Purpose-built for the workbench, this Midwest Industries lower receiver block keeps the lower secure and accessible during build and maintenance operations. Its layout simplifies common tasks such as roll-pin installation and fire-control assembly while the polymer construction minimizes surface marring, making it a practical, reliable addition to any gunsmithing or assembly workflow.