20x9x2mm fits Scalextric F1, Nascars, and COT, Carrera Nascars…. 2mm rib
20x11x2mm fits Scalextric F1 & Nascars, and COT,Carrera Nascars…. 2mm rib
20x12x2mm fits Scalextric F1, and COT (I make 4 tread widths to fit 2mm ribbed hubs, 9, 11, 12, and 13 mm.)
20x12x3mm fits Historic Scale Racing Replicas McLaren M8d.
20x12x4mm fits Scalex Jaguar XKRS, Viper, F430, all Scalex GT, LMP Carrera Nascar C.O.T. (sits a tad high in center on the Carrera COT and will need slight sanding, after you finish the first set you can sand down the hub a little to extend wear)
22x10x4mm fits Scalextric USA Classics, Monogram Corvette Grand Sport
20x12x5mm fits Slot.it Large Hub…. 5mm rib fits all 18mm hubs Carrera C6R, 575, 935/78, SCX GT's, Ninco 911's
22x10x5mm fits Slot.it Large and Medium Hubs…5 mm rib Sauber, Porsche, Lancia in-line configurations, some sanding needed to achieve diameter, but well worth it. also fits MRRC Cobras, Carrera Spinners & LMP, etc. etc.)
20.5x10.5x5mm fits Slot.it Ferrari 312 PB and Alfa 33/3 sidewinders, also fits many other hubs with 5mm raised hub rib... SCX Rally, MRRC Cobra,
20x12x6mm (3mm sidewall) fits Slot.it F1………………6mm rib (this baby fits practically everything)
20x12x6mm (2mm sidewall) FLY#1 fits Fly Classics, GT/DTM fits Ninco Moslers, Scalex MC12, and many more hubs with 6mm raised rib on hub.
21x14x6mm (2.5mm sidewall) FLY#2 fits Fly Classics, GT/DTM fits Ninco Moslers, Scalex MC12, and many more hubs with 6mm raised rib on hub.
22x12x6mm (3mm sidewall) FLY#3 fits Fly Classics, GT/DTM fits Ninco Moslers, Scalex MC12, and many more hubs with 6mm raised rib on hub.
22x10x6mm (3mm sidewall) FLY #4 fits Fly Ferrari 250GTO (O.E.M. size) GT40, F512
20x12x7mm fits Ninco F1 and Monogram L88 Corvette
20x12x8mm fits SCX F1
Fly March 761, Scalextric F1 Classics,