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 -The Oversized Pully Wheel system reduces friction in the pulleys by 45 % and for your optimised performance.The overall power savings of the System reach 30%-60%, or more in some cases, over a stock setup.
NARROW WIDE PULLEY&DURABLE CHAIN RETENTION-The 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.
NARROW WIDE PULLEY&DURABLE CHAIN RETENTION- 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.
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.