19 models of derailleur pulleys were tested for efficiency.
Kcnc ceramic jockey wheels.
There are two main reasons for stepping away from the traditional 11 tooth derailleur.
This pulley wheel features the same integral float as kcnc s aluminum pulleys for the best shifting performance possible in an aftermarket pulley.
Kcnc ceramic derailleur pulley wheel kcnc pulleys are intentionally designed with an integral amount of float or lateral movement.
Jockey wheel asymmetrischwe have recently added asymmetric jockey wheels to our product range and the asymmetric attachment of the upper shift roller means that cassettes with 9 speed sprockets can be wrapped around better.
The results showed the shimano acera as the least efficient pulley of the group consuming 1 370 watts set.
With the ceramicspeed osps system and kcnc s being very visible in the market and recently sram introducing a 14 tooth bottom pulley for their eagle derailleurs it sure is a trend that did not go unnoticed.
Kcnc international a company has full of passionate engineers working for the brand kcnc.
This video shows the comparison of bearing drag between the original dura ace 7900 jockey wheel and the new full ceramic bearing wheel.
Ken lin is our leader and chief engineer well honed experience of aluminum and titanium design machining skills for some of the famous bicycle brands in the industry.
Kcnc 1 pair 2 pcs jockey wheel pulley ultra light 12t bike red.
All models were tested as a set of two pulleys typically one upper and one lower pulley.
Kcnc jockey wheel ultra gear accessories 11t ss bearing black by kcnc 53 00.
Stylrtop 2 pcs 11t aluminum sealed bearing jockey wheel rear derailleur pulley for shimano sram.
Bought some inexpensive 11t jockey wheels for my 2 road bikes.
Recently we have been receiving an increasing amount of questions about oversize pulley wheels.
3 6 out of 5 stars 3.
The result is faster smoother shifts and a quieter drivetrain.
Each kcnc pulley wheel is equipped with a high quality hybrid ceramic cartridge bearing.
What we do best.
The use of a full ceramic bearing ensures low drag and maximum drivetrain efficiency as pulley wheels can spin at more than six hundred revolutions per minute.
Kcnc jockey wheel pulley 7075 alloy 11t red 5 0 out of 5 stars 1.
12t 14t 16t narrow wide long teeth ss bearing for11s 12s shimano sram compatible kcnc fr trap clipless pedalyou probably already know our kcnc am trap.
Kcnc sc 11 seatpost clamp al7075 36 4mm bike black.
The advantages of using a ceramic bearing in the rear derailleur s pulleys are the most dramatic of any other bicycle bearing system.
Kcnc jockey wheel gear accessories 11t ceramic bearing red 4 7 out of 5 stars 2.
Based on the data the ceramicspeed pulley is the most efficient pulley consuming 0 033 watts set.
