this is what i want how do i do it im running 12 inch mini wheels with grasss tyres at the mo but i want some width on the back i cant go 10 inch with out changing rear discs as i have 8.4 inch discs im looking to go somthing like this how do i do it and what wheels will these fit http://www.ebay.co.uk/itm/2-x-ARTRAX-CO ... Quad_Trike my current wheels are 12 x 5 steels mini or wider if poss as im only using off road whant loads of grip in the slipy stuff as by the time im ready to take her out shes going to get a bit wet me thinks lol as the winters here now