308 Ar Ultimate Enhanced Dust Cover - 308 Ar Ultimate Dust Cover

308 AR ULTIMATE ENHANCED DUST COVER The patent pending SI UDC 308 enables users to attach and detach the cover in 5 to 10 seconds with ease (stock dust cover will take more time to remove)! It is constructed of a high-density polymer making it more durable and functional than the traditional dust covers. The Ultimate Dust Cover features an adjustable detent set screw in order to compensate wear on the receiver and increase or decrease opening power (To adjust detent: use small flathead driver a