BBB RollerBoys Ceramic Bearing Jockey Wheels 11S Black

• 11T.
• RollerBoys equipped with low friction ceramic bearings for ultra-smooth glide and exceptional durability.
• Special teeth pattern for quick shifting performance.
• Lubricated with special ceramic light oil for extra smoothness.
• Composite material provided by EMS Swiss, with 40% glass-fiber mixture.
• Complete set of bushings for different shifting systems included.
• Bearing type Ceramic
• Compatible with Shimano 9, 10 and 11-speed / Mega Range, SRAM X0/X9/X7, Apex, Rival, Force and Red (> 2011) and Campagnolo 11-speed.
• Compatible with: shimano.
• Made of: Grivory EMS.

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