The Rollerboys will make your bike ride so smooth that you will never stop anymore! The composite material is strong and durable and the special teeth pattern makes sure you can shift to a higher gear with the speed of light! The ceramic bearings make sure your pulleys will roll super smooth. High quality pulley wheels are a must have for every serious bike rider, with the RollerBoys Ceramic you are good to go!
Équipé de roulements en céramique à faible friction pour un glissement ultra-fluide et une longévité exceptionnelle
Narow Wide serrated profile for optimum chain retention
Lubrification spéciale avec huile céramique légère pour plus de fluidité
Composite material supplied by EMS Swiss in glass fibre blend (40 %)
Compatible avec le système SRAM 1X11
Compatible with SRAM 1X11
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