The BBB RollerBoys Jockey Wheels are made from a high-performance composite material from EMS Swis...The BBB RollerBoys Jockey Wheels are made from a high-performance composite material from EMS Swiss, featuring a 40% glass-fibre blend for enhanced durability. These jockey wheels are designed for optimal performance and feature sealed bearings with aluminium covers. They are specifically compatible with 12-speed SRAM road groupsets and have a 12T pulley size. The design also incorporates a narrow-wide tooth profile, intended for use as a tension pulley only. These wheels ensure efficient and quiet gear shifting, a significant improvement over standard nylon materials.
The BBB RollerBoys Jockey Wheels are made from a high-performance composite material from EMS Swiss, featuring a 40% glass-fibre blend for enhanced durability. These jockey wheels are designed for optimal performance and feature sealed bearings with aluminium covers. They are specifically compatible with 12-speed SRAM road groupsets and have a 12T pulley size. The design also incorporates a narrow-wide tooth profile, intended for use as a tension pulley only. These wheels ensure efficient and quiet gear shifting, a significant improvement over standard nylon materials.