A 90mm diameter filler cap available in vented and non-vented versions.
The threaded boss is welded to the tank body by Tek Tanks.
The price includes marking out, drilling the hole, welding the threaded socket and the pressure testing of the whole fitted assembly.
Dimensions:
Maximum Diameter: 110mm
Thread OD: 90mm
Height above tank top: 50mm
Filler hole diameter: 70mm