VGEBY1 Bike Rear Derailleur Pulley, GUB Lightweight Bicycle Guide Wheel 14T Ceramic Bearing Pulley(Red)

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About VGEBY1 Bike Rear Derailleur Pulley, GUB Lightweight

Features: ★The ceramic bearing has good performance in rolling smooth with great stability, low chance of getting chain stuck. Compatible for most of rear derailleur on the market and support 9/10/11 speed. ★[Lightweight] Bike Jockey Wheel Pulley Made of CNC aluminum alloy, lightweight and durable. Fit for 4/5mm roller screw shaft with the screw shaft adapter. ★Please choose the same size with the original pulley. If no totally same, choose the smaller type, never choose the bigger than original ones. ★Bike Rear Derailleur Pulley gives the bicycle chain more power, and it saves less time for long rides. The package contains screws for easy installation. ★If you have any questions about our products, please email us and we will get back to you within 24 hours. 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