It is a hub shaft that can change Shimano's quick release shaft type rear hub to track nut specifications.
If you use a quick release type hub on a bicycle with a track end or a claw end, the fixing force is inevitably weak, and you may experience problems such as the wheels shifting due to the force you step on.
In such a case, you should hope that the quick hub becomes a hub with a lock nut. so! !! It is this hub axle that fulfills that wish.
|size||Shimano part number|
|180mm (B.C.3 / 8 ″ x 180mm)||Y22003A00|
|192mm (B.C.3 / 8 ″ x 192mm)||Y22003A40|
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