Sunrace Rear Derailleur Pulley Wheels 11T 2xPcs

The SP856 is a set of precision-engineered jockey wheels designed to enhance rear derailleur performance across a range of drivetrain setups. With sealed cartridge bearings and durable nylon construction, they offer smooth operation and long-lasting reliability for both road and MTB use.

Technical Specifications

• Tooth Count: 11T
• Material: Nylon
• Bearings: Sealed cartridge
• Compatibility: 9 / 10 / 11-speed drivetrains