New Machine Cut 6 Spoke Delrin 19mm diameter flanged wheels

Flange outer lip diameter 21.6mm

8.5mm width

Diameter with tire: Low profile tire 22mm,  Regular tire 22.8mm

tire mounting surface with small cut groove, improve traction with the tire and wheel

Reduce tire movement under load, Helps stiffen sidewall and effective reduce traction roll. 

Can not use with Carbon Slip Rings (MR2085C0)