【Make gear more smoother】When your rear mech gum up in mud, the extension hanger will fit easily and performs well. It is an easy way to expand your gearing capacity to make your gear smoother than before. No more trouble will be bother your cycling time at outside.
【Sturdy material】The rear derailleur hanger, which adopts aluminium alloy material, this material is robust, lightweight, anti-rust, anti-corrosion. After some tests, the hook works well with road bike, and has better performance than original one.
【Work well for rear cassettes】The hook compensates for fitting an extra wide range rear cassette, makes you can use a larger cog on the cassette, as for cycling lovers, it is a good genuine part to your bike.
【Save Energy for Installation】Decent rear hanger extension, screwed in first time with no cross threading, you can easily fit the hanger rides very well and fits very strong to the derailleur.
【Wide Applicability】Fits most bikes, can be replaced, and reduces frame maintenance costs. Also suitable for electric bicycles and city bikes