Tbest bike guide wheel 12t jockey wheels pulley mtb road mountain bike bicycle rear derailleur pulley roller wheel aluminum alloy ceramic jockey pulley wheel for 7 8 9 10 speed bike 3 5 out of 5 stars 6.
Ceramic speed pulley wheels.
Sram xx1 x01 eagle rear derailleur ceramic bearing pulleys fits gx eagle arriving sunday october 11 2020 23 99.
Coated version for even longer lifetime.
Increasing need for improved drivetrain performance.
Stainless steel gold.
Hand built in denmark.
In addition a larger pulley wheel spins slower for a given cadence and in this case each pulley also runs on premium hybrid ceramic bearings with light contact seals and a low friction oil.
Based on the data the ceramicspeed pulley is the most efficient pulley consuming 0 033 watts set.
Ultimate performance without compromising quality ceramicspeed has been one of the leading manufacturers of high performance bearings for the cycling industry since 2000.
Crafting the fastest bearing products for cycling and industry since 2004.
All models were tested as a set of two pulleys typically one upper and one lower pulley.
Ceramicspeed ceramic pulley wheels offers smooth and precise shifting and less drag.
The ospw system optimises the overall efficiency of your drivetrain thanks to the extremely low friction of the ceramicspeed bearings and the unique design of the overall system.
19 models of derailleur pulleys were tested for efficiency.
Shimano 105 rd 5800 ss 11 speed rear derailleur pulley set.
All metal races are precisely coated at no extra cost to the customer to simply provide the longest lifespan and highest performance possible.
Oversized pulley wheel systems the ospw system optimises the overall efficiency of your drivetrain thanks to our unique design and extremely low friction bearings.
Ceramicspeed sram eagle 14 1x12 speed pulley wheels.
The results showed the shimano acera as the least efficient pulley of the group consuming 1 370 watts set.
Internally we use a nylon ball retainer g3 si3n4 balls and specially designed seals for our pulley wheel applications.
Arriving saturday october 10 2020 63 99.
The ospw systems are compatible with shimano sram and campagnolo.
As the leading oversized pulley wheel system on the market the ceramicspeed oversized pulley wheel system ospw system has been developed to answer the riders.