This is the listing from Burtons in the UK.
www.burtonpower.comYou should be able to get the same thing locally. Or order a solid steel one from the links in the other thread.
Part No: POLY44 Status: Available from stock.
Item Price: £33.15 Surcharge: £0.00 Price: £33.15
£38.95 (exc.Vat)
(inc.Vat)
Description: STEERING COUPLING REPAIR KIT
Other Info: UNIVERSAL POLYURETHANE REPAIR KIT TO REPLACE ORIGINAL RUBBER IN STEERING JOINT. FITS ESCORT MK1/2 & SIERRAS, PROBABLY CAPRIS & CORTINAS AS WELL. RUBBER DISC HAS 4 HOLES - 45.5mm PCD