GANOPPER 10T/11T/12T/13T/14T/15T/16T/17T Bicycle Rear Derailleur MTB Mountain Bikes Roller Ceramic Pulley Guide Wheel Bike Parts
Feature:
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 + Stainless steel shell + ceramic bearing Ball
Product color: Red / Black /Multicolor / Blue
Specification: 10T / 11T / 12T / 13T / 14T / 15T / 16T/ 17T
Diameter of middle hole: 6mm/0.24in
Inner diameter of two derailleur tube: 5mm/4mm (generally, a derailleur tube is inserted into the guide wheel by default)

Axis: Stainless Steel Shell , Ceramic Bearing Ball
Application: compatible with most Rear Derailleur on the market

(If you need 10T pulley ,please purchase 11T ,then leave us a message)

Package:

1 x Rear Derailleur Pulley
2 x Sleeve Tubes( 4mm ,5 mm)

1>7075 Alloy Aluminum Body , Light weight and high hardness

2> Stainless Steel Shell ,compared with nylon shell , nylon shell is easy to break after 100 miles travel

3> 4mm ,5mm alloy busing , make this rear derailleur pulley fits for 4/5/6mm installment size

4> 8 sizes available (10/11/12/13/14/15/16/17T)