The Timber Creek Greyman Billet Dust Cover is a precision-machined replacement dust cover for AR-15 uppers, built from aircraft-grade aluminum for long-lasting durability. Designed to fit mil-spec and most billet uppers, this billet-style dust cover improves durability and appearance over factory parts while maintaining reliable function. Manufactured to Timber Creek's quality standards, it s a straightforward upgrade for builders and shooters who want a rugged, attractive component for their AR platform. Product Details Manufacturer: Timber Creek Model: Greyman Billet Dust Cover Material: Aircraft-grade aluminum Compatibility: Adjustable to fit mil-spec and most billet uppers and ejection ports Finish / Color: (Varies by listing) check product page for options Durability: Designed for long service life and reliable operation Application: AR-15 upper receiver accessory / replacement part Features Billet-style construction for improved strength and appearance Adjustable fit to ensure compatibility with mil-spec and most billet uppers Precision-machined from aircraft-grade aluminum Simple installation using included hardware