its ok I can machine my self now I have some white stuff 1 thick just got enough to make 3 wheels at 9 1/2 dia
my next question is whats the best glue to stick the 4 pieces to gether to make a 4 wheel can use some bolts as well

also can glue the kart treads on but thinking small spikes now where can I get some off them od do I have to make some