Everything you need for a Pro tune of the Scaleauto BMW M3 GT2 for running on routed wood tracks. Kit includes: 

1. One (1) pair of Scaleauto SC 2421P Procomp3 RTR rear sponge wheels. Reg.$18.99
2. One (1) pair of Scaleauto SC 2715P Hardcomp RTR front sponge wheels. Reg. $14.99
3. Four (4) ProRace shielded or unshielded precision ball bearings. Reg. $4.99 ea
4. One (1) package of assorted axle spacers MSC 4029. Reg. $5.99

Let us know the bearing style when you place your order.