12T/14T MTB Bicycle Rear Derailleur Jockey Wheel 9/10/11 Speed Guide Pulley Bicycle Parts

Features: AL7075 aluminum alloy construction with steel bearing. Compatible with 9/10/11 speed rear derailleurs. Includes inner 5mm and 4mm shims (with one already installed in the pulley). Lightweight and durable.

Specifications: Material: Aluminum alloy + Steel bearing Color: Black / Red (optional) Teeth: 14T / 12T (optional) 14T Diameter: 58mm / 2.3in 12T Diameter: 50mm / 2.0in Weight: 12g / 0.4oz Package Size: 61 * 61 * 11mm / 2.4 * 2.4 * 0.4in Package Weight: 18g / 0.6oz

Package List: 1 * Jockey Wheel