Features:
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Aluminum alloy guide wheel body, lightweight, high strength, anti-rust and durable.
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The ceramic bearing has good performance in rolling smoothly with great stability, low chance of getting chain stuck.
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Compatible for most of rear derailleur on the market and support 9/10/11 speed.
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Fit for 4/5mm roller screw shaft with the screw shaft adapter.
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A must-have replacement part for your bike.
Specification:
Material: Aluminum Alloy
Optional Color: Black, Red
Type: 14T
Fit for 4 / 5mm roller screw shaft
Support Bike Speed: 9/10/11 Speed
Size: Approx. 58mm/2.28in
Weight: Approx.20g/0.71oz
Packing List:
1 * Bike Rear Derailleur Pulley
1 * 4mm Screw Shaft Adapter
1 * 5mm Screw Shaft Adapter
