and 1954-1970 and 1986-1990 primary cap

Tumbled stainless steel

- Two 5/16"-18 x 1/2" threaded mild steel bungs

Heavy-Duty Construction: Built to last with a heavy-duty canister and base plate

39MM Ultra Chrome Fork Tubes - 32-1/4 inch Brand_No School Choppers and 1954-1970 and 1986-1990 primary39mm Fork Tube Diameter 32 1 4 Fork Tube Length Fits any model Harley with 39mm Forks (Such as 1987 up Sportster. See more fitments below). When you are ready to replace worn or damaged fork tubes, or change the length of your front end, you want the best quality fork tubes available. Custom Cycle Engineering has been manufacturing fork tubes since 1967 here in the USA. They start with DOM 1026 steel tubing that is ordered specially from a tubing