Shimano Dura Ace Ultegra OSPW Oversized Derailleur Pulley Wheel System - High Performance Road & Cyclocross Bike Upgrade for 6700/6800/7800/7900/7970/9000/9070 Series - Perfect for Racing, Training & Off-Road Cycling
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Description
About this item WHY USING OVERSIZED PULLEY WHEEL CAGE-Upgrade your drivetrain for ultimate efficiency and superior performance.KCNC Wheel Bearings reduce friction, which gives you a lower rolling resistance.Upgrading your wheel bearings to oversized pulley will maximize the return you get from your energy. THE EFFICIENCY OF OSPW-The Oversized Pully Wheel(OSPW) system reduces friction in the pulleys by 45 % and for your optimised performance.The overall power savings of the OSPW System reach 30%-60%, or more in some cases, over a stock setup. NARROW WIDE PULLEY&DURABLE CHAIN RETENTION-The OSPW for Shimano features a narrow wide tooth profile to ensure durable chain retention.The system consists of Top 14t & Bottom 16t alloy pulley wheels fitted with low friction bearings and a lightweight cage made from 7075 Alloy.Coated bearings prolong the lifetime even further.The oversized pulley wheels have 3-5 times longer lifetime than the commonly used standard pulleys on the market. COMPATIBILITY-The OSPW system is compatible with Shimano Ultegra 6800/Dura Ace 9000.The Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world, providing energy savings starting from 2.4 watts.Almost have the same efficiency ratio with Ceramicspeed. SPECIFICATION-Top Pully :14T with sealed bearing / Bottom Pully :16T with sealed bearing / Matiral : AL7075 Fully CNC/ Color:Black,Red,Gold available / Weight : approx.57grams / For Road Shimano Ultegra/Dura Ace 6700/6770/6800/6870/7900/7970/9000/9070 use. › See more product details
Features
WHY USING OVERSIZED PULLEY WHEEL CAGE-Upgrade your drivetrain for ultimate efficiency and superior performance.KCNC Wheel Bearings reduce friction, which gives you a lower rolling resistance.Upgrading your wheel bearings to oversized pulley will maximize the return you get from your energy.
THE EFFICIENCY OF OSPW-The Oversized Pully Wheel(OSPW) system reduces friction in the pulleys by 45 % and for your optimised performance.The overall power savings of the OSPW System reach 30%-60%, or more in some cases, over a stock setup.
NARROW WIDE PULLEY&DURABLE CHAIN RETENTION-The OSPW for Shimano features a narrow wide tooth profile to ensure durable chain retention.The system consists of Top 14t & Bottom 16t alloy pulley wheels fitted with low friction bearings and a lightweight cage made from 7075 Alloy.Coated bearings prolong the lifetime even further.The oversized pulley wheels have 3-5 times longer lifetime than the commonly used standard pulleys on the market.
COMPATIBILITY-The OSPW system is compatible with Shimano Ultegra 6800/Dura Ace 9000.The Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world, providing energy savings starting from 2.4 watts.Almost have the same efficiency ratio with Ceramicspeed.
SPECIFICATION-Top Pully 14T with sealed bearing / Bottom Pully 16T with sealed bearing / Matiral AL7075 Fully CNC/ ColorBlack,Red,Gold available / Weight approx.57grams / For Road Shimano Ultegra/Dura Ace 6700/6770/6800/6870/7900/7970/9000/9070 use.
