I have just had mine overhauled including a re-sleave job. £60 + carriage and VAT.
Try
J & L Spares Export LTD
Trows mill,
Trows Lane,
Castleton Rochdale.
Lancs OL1 2UF
Phone 01706 644 210
E-MAIL [email protected] there is also a web site
I was given the contact by Brakes International