Cassette 42T 46T 50T Mountain Freewheel Rear Dialing Converter Extended 32T 36T Road Flywheel Bicycle Extend Tail Hook Extended tail hook - blue

Application: use for rear derailleur extension, apply for 40T/42T/46T/50T mountains freewheel or 32T/36T flywheel.

Extend the flywheel speed and change it more smooth.

Designed to fit your Bike without any modification necessary.

Description:

Item: Hanger Extension Extender

Material: Aluminum alloy

Fittings: 1pc screw

Package:

1* Hanger Extension Extender

Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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