Zoll	ETRTO	Ungefährer Radumfang nach Schwalbe
16"	50-305	1265 mm
	35-349	1335 mm
	37-349	1330 mm
18"	40-355	1380 mm
	50-355	1440 mm
20"	40-406	1540 mm
	47-406	1580 mm
	54-406	1620 mm
24"	47-507	1900 mm
	54-507	1930 mm
26"	35-559	1990 mm
	40-559	2030 mm
	47-559	2050 mm
	50-559	2075 mm
	54-559	2100 mm
	57-559	2120 mm
	60-559	2160 mm
	37-590	2100 mm
27	32-630	2220 mm
27,5	54-584	2195 mm
	57-584	2215 mm
	60-584	2240 mm
28"	20-622	2110 mm
	23-622	2125 mm
	25-622	2135 mm
	28-622	2150 mm
	32-622	2170 mm
	37-622	2200 mm
	40-622	2220 mm
	42-622	2230 mm
	47-622	2250 mm
	50-622	2280 mm
	54-622	2295 mm
	60-622	2350 mm
	40-635	2250 mm