CeramicSpeed CeramicSpeed 3D Printed Titanium OSPW
Details
Lightweight 3D printed hollow oversize pulley wheels for Shimano Ultegra/Dura Ace (6800/7800/7900/7970/9000/9070), SRAM Red/Force/Rival/Apex, both 10s and 11s, electronical and mechanical (17/17-tooth), Shimano 8000/9100 series (13/19-tooth) and Campagnolo.
The combination of 3D printed titanium oversized pulley wheels and coated CeramicSpeed Bearings result in the best pulley wheels in the world. Since the pulley wheels are the fastest spinning bearings on your bike, this CeramicSpeed upgrade is the most effective way to save energy or improve your time