Hi I went down this route a few months ago and found a chap that will rebuild your capstan wheel he is
david.durrant@btinternet.com he will need your old one. Pinch rollers are £25 inc 1st class return postage.
I do need the old wheel.
Please send the old wheel and payment to
Dave Durrant
Mouse Hall
South Lane
Houghton
BN18 9LN
I also have a set of idle wheels you can have ( melted rubber on them ) for postage if you want to send them of to be recoated
Dave