Brand new complete PETCOCK assembly </br> Specification:</br> Nut Inside Diameter: 14.5mm</br> Nut Outside Diameter: 22mm</br> Nut Thread: M16 x 1.5 coarse</br> Fuel Line port outer diameter</br> Nut Thread pitch: 1.5mm</br> O-Ring Diameter: 13mm</br> Package Included: 1 x FUEL PUMP PETCOCK