Locking deck fill with black plastic splash guard along with cap and strap. Locking cap has cover for the key slot. Chrome plated zinc alloy. Includes 2 keys, also requires grounding per U.S.C.G. requirements. TECH INFO For Hose Size 1-12 O.D. Flange 3-18 Length of Neck 1-78 Mounting Hole Dia 2-18 Screw Size 6 California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Fuel Caps Wiser Yes Product MPN 1399DPCHR Product UPC 085226020230 Fast Shi