Hello,This is a vintage New Old Stock (NOS), Original Brass Enots Aston Style Petrol Cap & Mounting FlangeIn great new unfitted condition. Filler hole is 2" / 52mm in diameter, cap is approx 3" / 76mm & flange diameter 4" / 102mm With Breather ho..
An original Rist 6 volt horn for and early Austin 7 amongst others. It is complete and in working order, may need adjustment. Original makers plate A. RIST (1927) Ltd. Buyer pays shipping cost.