Hope Jockey Wheels 13 teeth have lightweight but durable design, for those looking for reduced drag in their drivetrain. They are compatible with most of Shimano 12 speed rear derailleurs and use stainless steel cartridge bearings with low friction seals for reduced drag. Labyrinth style spacers are encapsulating protecting the bearings, increasing product life and reducing maintenance.
Features
Weight : 30 gr
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