The Ultimate AR Dust Cover .308 in Flat Dark Earth by Strike is a premium upgrade for your firearm. Designed with an adjustable detent set screw it allows you to fine-tune the opening power and compensate for receiver wear ensuring long-lasting performance. Made from durable polymer this dust cover is lightweight yet tough enough to withstand demanding conditions. The package includes the dust cover spring and pin for easy installation. With its sleek Flat Dark Earth finish and innovative features this is the perfect choice for enhancing your .308 rifle.