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OSPW 3D Titanium Coated for Shimano
Developed and designed entirely by CeramicSpeed, the Oversized Pulley Wheel (OSPW) System for Shimano 9000/6700 provides the ultimate optimization of your bicycle's drivetrain.
The upper and lower 17-tooth oversized titanium pulley wheels come fitted with coated CeramicSpeed Bearings.
The Oversized Pulley Wheel (OSPW) System is the product of choice by many of the world's leading cycling teams and triathletes.
This specific system is compatible with Ultegra 6700/6770/6800/6870 mechanical and Di2 rear derailleurs and Dura Ace 7900/7970/9000/9070 mechanical and Di2 rear derailleurs.
The system is compatible up to a 28tooth cassette on most bikes depending on derailluer hanger.
In The Box
A complete 17-tooth OSPW System
CeramicSpeed Bearing Oil in 15ml dropper bottle
Technical Data
The overall power savings of the OSPW System for Shimano 9000/6700 reach 30%-60%, or more in some cases, over a stock setup.
The oversized pulley wheels have 3-5 times longer lifetime than the commonly used standard pulleys on the market.
The OSPW for Shimano 9000/6700 is not compatible with Shimano Dura-Ace 9100/9150 and Ultegra 8000 series rear derailleurs. For those rear derailleurs you will need a OSPW System for Shimano 9100 series.
The system is compatible up to a 28tooth cassette on most bikes depending on derailluer hanger.
