Strike Industries Ultimate Dust Cover AR-15/M4/M16

Enhance the longevity and performance of your firearm with the Strike Industries Ultimate Dust Cover AR-15/M4/M16. Crafted from durable black polymer, this 3.46" dust cover is designed to protect your weapon's internals from dirt and debris. Featuring an adjustable detent set screw, you can easily tailor the fit to compensate for receiver wear and adjust opening power. Compatible with AR-15, M4, and M16 platforms in .223/5.56 calibers, it seamlessly fits billet uppers. Package includes dust cover, spring, and pin for easy installation.