Roller Ceramic Bearing Derailleur Pulley 10T 11T 12T 13T 14T 15T 16T 17T  Alloy Rear Pulley Jockey Wheel Road Bike Guide Roller


Size: 10T 11T 12T 13T 14T 15T 16T 17T

Bearing: Ceramic Bearing

Material: aluminum alloy 7075

Color:  Black Red ,Blue, Oil Slick

Weight: about 9.3g(10T)

Fit for: 4/5/6 MM roller screw axis

Apply for: most of rear derailleur on the market


Package:

1 x Rear Derailleur Jockey Wheel
2 x reducing sleeve



Feature:

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 bushing , make this rear derailleur pulley fits for 4/5/6mm installment size


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