Feature

●【Wide Application】 Ceramic bearing fit for most rear derailleurs on the market, supports 7/8/9/10 speeds. Easy to install and use, providing you with a great using experience. Enjoy cycling. Gakugyo
●Aluminum alloy: The bicycle jockey wheel is made of aluminum alloy and ceramic material, which is lightweight, durable, and rust resistant, and has been anodized, and it can last a lifetime. This product is very durable
●【Good Accessories】Anodized CNC machined bike jockey wheel with fully rubber sealed bearing for center bolt derailleurs. Choose from 3 different colors to meet your different needs. A necessary accessory for your bike
●(Standard Specifications) Bicycle guide roller, complies with strict quality control standards and reliable to use. Manufactured to Original Specifications Built to meet standard specifications and strictly follow factory quality control
●[Size Reference] Bicycle bearing diameter: 4cm/1.6"(11T), 5cm/2.0"(13T), 11T/13T Road Mountain Bike Pulley Guide Roller, 2 types to choose from, you can choose from to suit your needs


Description

Specifications:
Material: 7005 aluminum alloy
Component: Derailleur
Construction: Ceramic Bearing
Color: Red, Blue, Silver (Optional)
Size: 11T, 13T (optional)
Use: 7/8/9/10 speed
Diameter: 11T-40mm, 13T-50mm
Quantity: 2 pieces
Package weight: approx. 20g-11T, 23g-13T
Compatibility: For 0.2/0.2/0.2 inch (4/5/6 mm) roller screw shaf

Package Included:
2 x Ceramic Bearings

Note:
1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding.
2. Item color displayed may be displayed in photos if monitors are not calibrated same.
A little different from the actual object. Win it!