Light Bbb Rollerboys Sram Ceramic Bearing Jockey Wheels 12T

Quick Shifting Performance: The RollerBoys derailleur pulleys make shifting gears a breeze thanks to the 12-teeth pattern. SRAM Compatible: Suitable for use with SRAM 1x11 and 11-speed road bike systems. Super Durable: Stronger than regular Nylon materials thanks to a 40% glass-fibre mix. Ultra Smooth: Low-friction ceramic bearings with oil lubrication make for exceptional smoothness and durability. Bushings Included: These jockey wheels come with a complete set of aluminium bushings for different shifting systems.