Unior Hanger GenieFoldable and precise tool, used for re aligning rear derailleur hangers and maintaining precise gear shifting Compatible with all wheel sizes from 20? to 29?+ and screws directly into rear derailleur hanger threads Precise measuring gauge can be locked in place, so you don t lose you measurement when you push it against the wheel in different positions TECH SPECS
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product description
Why choose thelockerguy wholesale?
Foldable and precise tool, used for re-aligning rear derailleur hangers and maintaining precise gear shifting
Compatible with all wheel sizes from 20? to 29?+ and screws directly into rear derailleur hanger threads
Precise measuring gauge can be locked in place, so you don/t lose you measurement when you push it against the wheel in different positions