BBB ROLLERBOYS JOCKEY WHEELS 11T (BLACK)

• 11T
• Composite material provided by EMS Swiss, with 40% glass-fibre mixture
• Special teeth pattern for quick shifting performance
• Complete set of bushing for different shifting systems included.

Compatible With: Shimano 9, 10 & 11 speed/Mega Range; SRAM X0, X9, X7, Apex, Rival, Force and Red (>2011 and Campagnolo 11 speed) Made Of: Grivory EMS