Try Sebastian, Steelroe and colm_mcm all members here. They break FTO's and I'm sure one of them will be able to sort you out. Failing that camskill for a new set. Think this is what your looking for:
http://www.camskill.co.uk/products.php?plid=m3b0s11p48276If that isn't what your looking for just search the site for the right part, I'm sure you'll find it on there.