CMMG 38BA538 Mk3 Ejection Port Cover Kit 308 Win Black

The CMMG 38BA538 Mk3 Ejection Port Cover Kit is a factory replacement dust cover assembly for .308 Winchester AR-10, LR-308, and Mk3-pattern rifles and pistols. Finished in black, the kit includes the ejection port cover, rod, and spring so you have everything needed to replace a lost, damaged, or worn original on your CMMG Mk3 platform.

Engineered specifically for CMMG Mk3 / AR-10 / LR-308 pattern uppers, the ejection port cover keeps dust and debris out of the action and helps ensure reliable function of your rifle or pistol. Whether you are completing a build, performing routine maintenance, or simply replacing a missing component, this kit provides an exact-fit OEM solution in a durable black finish. Ships in New condition.