PN Racing Mini-Z 2WD Machine Cut Nylon FG Black Formula 11x20mm Flanged Wheel R3

Acetone safe

New Machine Cut Formula One style Nylon FG 20mm diameter flanged wheels (same size as regular wheel rims). 

Black Color Nylon mix Fiber Glass, 30% stronger than Delrin POM

Flange outer lip diameter 21.6mm

11mm width

Reduce tire movement under load, Help stiffen sidewall and effectively reduce traction roll.