Road Cyclocross Bicycle Bike OSPW Oversized Derailleur Pulley Wheel System for Shimano R9100 R8000 use 12t top+16t Bottom Pulley in Black/Red/Gold Colors (Red)

• NARROW WIDE PULLEY&DURABLE CHAIN RETENTION-

The OSPW for Shimano includes a slender large tooth profile to make sure sturdy chain retention.The system consists of Prime 12t & Backside 16t alloy pulley wheels fitted with low friction bearings and a light-weight cage comprised of 7075 Alloy.

Coated bearings lengthen the lifetime even additional.The outsized pulley wheels have 3-5 occasions longer lifetime than the generally used normal pulleys available on the market.

• WHY USING OVERSIZED PULLEY WHEEL CAGE-

Improve your drivetrain for final effectivity and superior efficiency.KCNC Wheel Bearings scale back friction, which supplies you a decrease rolling resistance.Upgrading your wheel bearings to outsized pulley will maximize the return you get out of your vitality.

• THE EFFICIENCY OF OSPW-

The Outsized Pully Wheel(OSPW) system reduces friction within the pulleys by 45 % and in your optimised efficiency.The general energy financial savings of the OSPW System attain 30%-60%, or extra in some circumstances, over a inventory setup.

• SPECIFICATION-

Prime Pully :12T with sealed bearing / Backside Pully :16T with sealed bearing / Matiral : AL7075 Absolutely CNC/ Shade:Black,Pink,Gold out there / Weight : approx.60grams / For Shimano Ultegra R8000/Dura Ace R9100 use.