The Automotive Plumbing Solutions Flush Fit Billet Alloy Fuel Filler Cap - 80mm is designed for securely sealing fuel tanks or bodywork fittings. Made from billet aluminium, these caps features either a 45mm or 51mm diameter neck that supports the attachment of a flexible hose for efficient fuel transfer, complemented by a cork gasket ensuring a robust seal.Explore the robust features of this fuel filler cap:Billet Aluminium Construction: Crafted from high-quality billet aluminium, this cap not only offers superior durability but also maintains a polished, professional appearance due to its anodised finish.45 or 51mm Diameter Neck: The inclusion of a neck allows for the easy connection of a flexible hose (sold separately), facilitating smooth and secure fuel transfer.Cork Gasket Sealing: Equipped with a cork gasket, this fuel filler cap guarantees a tight and effective seal to the tank or bodywork.This fuel filler cap ensures a secure and stylish solution to your fuel system requiremen