11T 13T Bicycle Jockey Wheels Rear Derailleur Bearing CNC Process Pulley Road
Weight: 13T guide wheel weight 14g, 11T guide wheel weight 12g.
Blue Pulley Gold Red Silver 43mm Aluminum Alloy Brand New High Quality
Size: About 43mm(As Pictures Show). They are constructed out of, light-weight aluminium. These wheels are significantly betting in both aesthetics and quality. Bicycle Rear Derailleur Ceramic Bearing Pulley Wheel 11T Bike Parts.