Oversized pulley cage
Oversized Pulley Wheel Systems
AEROZINE Oversized Pulley Wheel System has been developed to answer the riders’ increasing need for improved drivetrain performance.
The Oversized optimises the overall efficiency of your drivetrain thanks to the extremely low friction of the Cramic Bearings and the unique design of the overall system.?
suitable for SHIMANO RD 6800/ 9000
•upper 11-tooth and lower 15-tooth aluminium pulley wheels and aluminium cage *1
Color : Black / Blue / Red / Gold /
•Ceramic bearing *2
•spacers *4 & bolts *2
•weight : 56g