You can choose from a variety of axle widths. The standard axle fits into the BSA bottom bracket (68mm wide) with a diameter of 33.6-34mm, which is considered the standard size in the bike industry. This type of axle is designed for bottom brackets of a width of up to 72mm. A variety of axle widths for wider bottom brackets is available at an extra charge (see table below). Larger inside diameters can be adjusted by using appropriate adapter rings.
Axles available in a variety of widths
Designed for bottom bracket |
Axle length: |
Q-factor |
Q-faktor |
Chain line (mm): | |||
s-d | s-d08 | m-d | hs-d | ||||
50-54mm | 120mm | 147mm | 177mm | 32-42 | 36-44 | 32-42 | 35-41 |
68-72mm | 138mm | 165mm | 195mm | 40-50 | 45-53 | 41-51 | 44-50 |
73-82mm | 148mm | 170mm | 200mm | 42-52 | 47-55 | 43-53 | 46-52 |
100-104mm | 170mm | 197mm | 227mm | 56-66 | 61-69 | 57-67 | 60-66 |
117-121mm | 187mm | 214mm | 244mm | 66-75 | 69-77 | 65-75 | 68-74 |
s-d = speed drive
s-d08 = speed drive 08
m-d = mountain drive
hs-d = high speed drive