MEIJUN 17T Ceramic Rear Derailleur Guide Wheel Aluminum Alloy Rear Derailleur Pulley Wheel for Road Mountain BikeRed

Feature: 1. Product Material: Made of AL7075 aluminum alloy + ceramic bearing material, ceramic bearing, light weight, high lubrication, durable. 2. Tooth Shape: Specially optimized tooth shape, synchronized with the chain drive direction, so that the chain can be disconnected more smoothly. 3. Tooth Marks: Deepen tooth marks, clearer gear shifting, more stable windings, providing users a good using experience. 4. Product Color: The optional colors are red, blue, gold, black and seven colors, you can choose according to your preferences. 5. Applicable Models: Bicycle rear derailleur pulle is suitable for most of the rear derailleur on the market, support 7 8 9 10 speed. Specification: Item Type: 17T Ceramic Rear Derailleur Pulley Guide Material: AL7075 Aluminum Alloy + Ceramic Bearing Weight: Approx. 18g 0.6oz Diameter: Approx. 68mm 2.7in Installation Size: Approx. 4 5 6mm 0.16 0.2 0.24in Axle Advantages: Applicable to Most Rear Derailleur on the Market, Supporting 7 8 9 10 Speed. Package List: 1 x Rear Derailleur Pulley Guide2 x Axle