AR-10 / LR-308 Ejection Port Dust Cover Assembly (Gen 3) (Anodized Grey)

Description

This Gen 3 Ejection Port Dust Cover Assembly is constructed from T6 6061 Aluminum and features an Anodized Grey finish. Designed specifically for .308 Cal AR-10 / LR-308 platforms, this component is US Made to ensure strict adherence to quality standards. The assembly includes the dust cover, rod, and spring, providing a complete solution for maintaining the integrity of your upper receiver’s ejection port.

The Gen 3 design incorporates an Adjustable Set Screw that allows for precise alignment during installation. This feature ensures the dust cover opens and closes correctly against the receiver, preventing debris ingress while maintaining a secure fit. Weighing only 0.5 oz, this ultra lightweight component adds minimal mass to your build without compromising durability.

Installation is recommended for Billet Uppers Only, as the geometry is optimized for the specific tolerances of billet receivers. The solid pattern design offers a clean, professional appearance that complements high-end AR-10 builds. This assembly is a critical maintenance part for builders seeking reliable operation and long-term reliability in their .308 caliber platforms.