Mi Xim Mountain Bicycle Rear Derailleur Bearing Pulley Jockey Guide Wheel, Black, 501 Original

Mi Xim 14T/15T/16T/18T Bicycle Rear Derailleur MTB Mountain Bikes Roller Bearing Pulley Guide Wheel PartsFeature:1. High strength aluminum alloy, CNC processing, enhance the durable strength;2. Deepen the tooth mark: can effectively reduce the situation of chain off, more clear speed change, more stable on the chain.Specification:Body material: 7075 aluminum alloy body + ceramic PalinProduct color: Red / Black /MulticolorSpecification: 14T / 15T / 16T/ 18TProduct diameter: About 56mm/2.2in (14T) / 58mm/2.28in (15T) / 63mm/2.48in (16T) / 72mm/2.84in (18T)Product height: About 8mm/0.32inNet weight: About 11g (14T) / 11g (15T) / 12g (16T) / 14g (18T)Diameter of middle hole: 6mm/0.24inInner diameter of two derailleur tube: 5mm/4mm (generally, a derailleur tube is inserted into the guide wheel by default)Application: compatible with most backdials on the marketGuide wheel selection principle:1. The same size as the original guide wheel is preferred. If there is no same size, the smaller one can be selected instead of the larger one;2. There is no distinction between guide wheel and tension wheel, but some original guide wheel and tension wheel are different in size, they can also be replaced with the same size, and the chain length needs to be readjusted.Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-3cm measuring deviation due to manual measurement.1 x Rear Derailleur2 x Sleeve Tubes