Adding to our growing range of Spitfire Formula Four with 6 new wheel types/sizes. Special standouts are the massive Spitfire Formula Four Conical Full 58mm 99a featured above, 

and we are testing out the Spitfire Formula Four Tablet 101a in 53mm. Everyone loves riding Formula Fours, and this spring we have every size and shape to keep you shredding. 

http://www.spitfirewheels.com/