ProComp-3 (20.5 X 9mm) 2,38mm 15mm rim

Pro Comp-3: Ready-Rad hard foam rubber for the rear axle

made of hard foam rubber ~ 40 shore, for wooden tracks with plenty of grip

SC 2018 with 20.5 mm wheel diameter, tire width 9 mm, rim with semi-concealed flange inside 14mm, outside 15 mm, overall width of rim 13 mm, for 2.38 mm axles with 1:32 scale vehicles such as Slotit