100% Brand New Item Made from 6061 Aluminum Material Washers + Stainless Steel Bolts Replacement for any 10mm bolts applications Screw Specs Hex bolt size - M6 Overall Length - ~ 19.5mm Threaded Length - ~ 15mm Washer Specs Overall Width - ~ 20mm Overall Height - ~ 4.85mm There are no hardware key or installation guides included, professional installation highly recommended Package Includes 5 x Washer 5 x Screw