BBB Cycling Ceramic Derailleur Rear Jockey Wheel Pulleys 12 speed SRAM MTB System Compatible RollerBoys 12T 14T BDP 17
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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
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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
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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