Trick 'quick disconect' fuel line fitting Tough fuel proof plastic Overall length is 85mm Fuel line fitting 16mm long each end Positive '0' ring seal, so no leaking! Metal 'press to disconnect' lever Latches one side only Secured with metal lug Insert into your fuel line to make it quick and easy to empty / remove tank Blocks fuel flow when disconnected Not suitable for bikes with fuel pumps - big modern roadies for example! Not suitable for methanol