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EFFICIENT SHIFTING: The RollerBoys derailleur pulleys make shifting gears a breeze thanks to the 12 and 14-teeth pattern. SRAM COMPATIBLE: These derailleur pulleys are suitable for use with SRAM 12-speed MTB systems. DURABLE: Stronger than regular Nylon materials thanks to a 40% glass-fibre mix. ULTRA SMOOTH: Low-friction ceramic bearings with oil lubrication made for exceptional smoothness and durability. BUSHINGS INCLUDED: These jockey wheels come with a complete set of aluminium bushings for different shifting systems.
EFFICIENT SHIFTING: The RollerBoys derailleur pulleys make shifting gears a breeze thanks to the 12 and 14-teeth pattern. SRAM COMPATIBLE: These derailleur pulleys are suitable for use with SRAM 12-speed MTB systems. DURABLE: Stronger than regular Nylon materials thanks to a 40% glass-fibre mix. ULTRA SMOOTH: Low-friction ceramic bearings with oil lubrication made for exceptional smoothness and durability. BUSHINGS INCLUDED: These jockey wheels come with a complete set of aluminium bushings for different shifting systems.
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