Stupid question, could I use the front axle on a rear wheel?
It'll be too short to use as a rear, it's 140mm all in so by the time you use it on a 120mm rear spacing, that's only 10mm on each side so you won't be able to.
@Vince started
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It'll be too short to use as a rear, it's 140mm all in so by the time you use it on a 120mm rear spacing, that's only 10mm on each side so you won't be able to.