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