Product Description
Use this tool to straighten your frame's derailleur hanger. Must have tool for all shop and home mechanics for those times your rear derailleur's shifting just won't cooperate. If your derailleur shifts well in the small cogs but struggles in the large cogs and reverses when you adjust for the large cogs, your derailleur hanger is likely bent and needs straightening. This tool makes it easy.
Condition
New in sealed package