Recoil Starter Kit For a Performance Pro 3.5 Petrol Mower?

Hi i have this Performance Pro lawn mower which i purchased from B&Q a few years back its been a great machine,but ive broken the full recoil starter ,ive looked every whare on the net but cant find a site for a spare part, the closest mower i have seen to it is a TRY 3.5PLM on the B&Q site.Can any one help me out with this