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Mark south wales

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hiya guys I've got a Raleigh twenty, I need the bb cutting down and retapping, any one around, who can do it? I don't expect it free. but in south Wales valleys I'm buggered and cant find anyone who will or can do it.

if not a jap spec 76mm tapered axle of aprox 130 - 137mm width
 
Are you trying to convert to a standard BB size?
If so, there used to be screw-in adaptors. I used one in a static trainer.
I can find one online that converts from US BMX size and if that’s the same as the old UK BMX it might do the job.
 
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