Duisburg, Germany based Dock66 has these small, vented aluminum gas caps with classic knurl, polished top and weld-in bung.
They come with a steel bung for weld-in, so they can be used for DIY gas tanks, modification of stock, chopper style or custom gas and oil tanks.
Total height with the steel bung is 37 mm, the cap is 40 mm diameter, the steel bung is 41 mm at the top (29 mm inner diameter), with a height of 25 mm and lower outside diameter of 38 mm for a stylish and minimalist custom solution.
DOCK66 MOTORCYCLE PARTS
www.dock66.de