by HomeRacingWorld » Fri Oct 17, 2014 1:43 pm
Mark, they are easier to sand than other silicones. But nothing like a urethane. If you need to remove a fair amount to try and compensate for the out of round characteristics of a plastic wheel, especially a FLY, might want to check PG.
But if the gear is pretty good, go for it. It won't kill the slot budget to try??