SPD Fuel cell bulkhead fitting 8MM-8MM SPD Fuel cell bulkhead fitting with hose connection gives you an opportunity to use the original pipe/hose with a different type of fuel pump in the tank. In a compact form, it takes up very little space upwards to be used on most original tanks. Included: 1x Tank penetration 1x metal tray 1x PTFE Plastic washer 1st Nut Measure : Height : 58mm overall (28mm~ above trays/tank) Width : 19mm Length from spout to back of head : 44mm Pipe into tank : 16mm~ Through Hole Diameter:  19mm~