BBB CYCLING RollerBoys BDP-16

These boys will keep you rolling forever! Rollerboys promise a bike ride that never stops, with an unmatched smoothness. Constructed from tough composite material, their special teeth pattern makes gear shifts lightning-fast. Thanks to ceramic bearings, your pulleys roll with extraordinary ease. RollerBoys Ceramic pulley wheels are an essential accessory for serious cyclists. Features: - Equipped with low friction ceramic bearings for ultra-smooth glide and exceptional durability. - Narrow Wide tooth profiling ensures ultimate chain retention. - Lubricated with special ceramic light oil for extra smoothness. - Composite material provided by EMS Swiss, with 40% glass-fiber mixture. - Compatible with SRAM 1X11.