thats ok mate, shift mate seems to be the cheapest option. had phoned 3 cycle shops prior to the forum. 2 said no! can't be done one said ambrosia[cassette] but its not as hard wearing but still
£50. the phone number at the top of the scs shift mate blog was for 'evans' one of the 1st ones i rang ? lol...good job im off work
at the mo.ctc yeah great charity,im joining them !