New Machine Cut 6 Spoke Delrin 20mm diameter flanged wheels (same size regular wheel rims).
11mm width
Flange outer lip diameter 21.6mm
Reduce tire movement under load, Helps stiffen sidewall and effective reduce traction roll.
PN Racing 2WD Machine Cut 6 Spoke Delrin 20mm Flanged Wheel (Rear)
$8.88Price