CMMG Ejection Port Cover Kit — AR-15, Black

Description

The CMMG Ejection Port Cover Kit is a direct replacement dust cover designed for AR-15-style rifles and pistols. The kit ships with the ejection port cover assembly components needed for installation and repair. It fits AR-15/M16/M4 style upper receivers and features a black finish. Includes ejection port cover, rod, and spring to restore the receiver’s ejection port door function.

Key Specifications

• The manufacturer is CMMG.
• The model is the Ejection Port Cover Kit.
• Compatible with AR-15 / M16 / M4.
• The finish style is listed as Black Matte.
• The kit includes ejection port cover, rod, and spring.
• The product type is Dust Cover.
• Dimensions are listed as 0.50 x 3.25 x 4.60.
• Weight is listed as 0.065.

This kit offers a compact, factory-style replacement for a missing or damaged ejection port door. Its straightforward design restores the ejection port door’s basic function and helps keep debris out of the upper receiver while maintaining a low-profile, OEM-compatible appearance.