1/2" or 13mm Fuel Pipe Clip. (Sold as a set of 6) UKC3795-SetA
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Hose clip for fuel hose with 1/2" (13mm) outer diameter.
Stop those weeping fuel pipe leaks.... and also make sure that your joints are correctly fastened.
With today's ethanol fuels you should be looking at your rubber fuel pipes regularly to check for perished pipes.
Sold as a set of six Fuel Pipe Clips.
Have a spare tucked away... they have a great habit of getting lost!
MGB
Triumph TR6 and many of the Triumph Saloon cars use these clips.