20
engLiSh / itaLiano / françiaS / eSpañoL
Wheel sIze • dImensIonI della ruota
dIamètre de roue • tamaño de la rueda
wHeel
cir.
700 X 23 = 2096
700 X 20 = 2086
700 X 25 = 2105
700 X 28 = 2136
700 X 32 = 2155
700 X 38 = 2180
650 X 20 = 1945
650 X 23 = 1990
26 X 1.9 = 2050
26 X 2.0 = 2055
26 X 2.1 = 2068
26 X 2.25 = 2077
29 X 2.1 = 2288
29 X 2.3 = 2326
meASuring wHeel Size
eng:
To assure accurate Speed and Distance measurements, you must enter the correct wheel
circumference (in millimeters). The adjacent chart (1) lists most popular wheel sizes and their
circumferences. If you can not find your wheel size on the chart, use the following method for
manually measuring your wheel size:
mAnuAllY meASuring wHeel Size (2)
1. On a flat open surface make a mark on your tire and the floor exactly where they meet.
2. Roll your bike forward one full revolution of the wheel and mark the point on the floor.
3. Measure the distance between marks in millimeters.
2
3
1
BlackBurn_AtomSL_Eng-IT-FR-SP.indd 20
12/7/10 4:51:05 PM
