Guntec USA AR-15 Ejection Port Dust Cover Assembly - 300 BLK

The Guntec USA 300 BLK AR-15 Ejection Port Cover Assembly is designed to for AR-15 platforms chambered in .300 BLK. This precision-engineered ejection port cover assembly is proudly made in the United States. Included in this assembly are a dust cover, rod, spring, and clip, providing a complete set of components. The ejection port cover is constructed from T6 6061 aluminum, known for its exceptional strength and durability.

Featuring an adjustable set screw, this ejection port cover allows for precise alignment, ensuring smooth operation during the opening and closing of the ejection port. The assembly is designed specifically for .300 BLK rifles, with a Gen 3 design that optimizes its performance and compatibility. It is recommended for use with billet uppers to maximize functionality.