Pulley & Jockey Wheels

Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel (OSPW) System has firmly established itself as an iconic product in modern cycling. Celebrated for its efficiency-boosting technologies and distinct look, the OSPW System has acted...

With CeramicSpeed's OSPW RS for Shimano Road groupsets, they're lifting the OSPW into the future with a distinctly modern and angular design. The updated design brings balance and refinement to the OSPW System allowing it to blend seamlessly into the...

With CeramicSpeed's OSPW RS for Shimano Road groupsets, they're lifting the OSPW into the future with a distinctly modern and angular design. The updated design brings balance and refinement to the OSPW System allowing it to blend seamlessly into the...

Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel (OSPW) System has firmly established itself as an iconic product in modern cycling. Celebrated for its efficiency-boosting technologies and distinct look, the OSPW System has acted...

Since its introduction in 2015, the CeramicSpeed Oversized Pulley Wheel (OSPW) System has firmly established itself as an iconic product in modern cycling. Celebrated for its efficiency-boosting technologies and distinct look, the OSPW System has acted...

The fastest oversized pulley wheel system in the world is also available for SRAM Rival & Force 1 Type 3 derailleurs. Featuring 14-tooth (upper) and 18-tooth (lower) pulleys with a narrow-wide profile, the OSPW X System for SRAM 1x is available...

The fastest oversized pulley wheel system in the world is also available for SRAM Rival & Force 1 Type 3 derailleurs. Featuring 14-tooth (upper) and 18-tooth (lower) pulleys with a narrow-wide profile, the OSPW X System for SRAM 1x is available...

The CeramicSpeed Pulley Wheels for Shimano XT/XTR odders a unique symetrical 14-tooth narrow-wide design that provides exceptional shift performance.The narrow-wide design delivers precise engagement of the chain, both on and off the pulley wheels. The...

These pulleys will just not stop spinning!Running on our full ceramic bearings without any lubrication, these wheels are guaranteed to spin at least 15 seconds. This was the time limit set for Instagram videos when we released our first set of full...

These pulleys will just not stop spinning!Running on our full ceramic bearings without any lubrication, these wheels are guaranteed to spin at least 15 seconds. This was the time limit set for Instagram videos when we released our first set of full...

These pulleys will compliment your Shimano 11 speed and Campagnolo 12 speed derailleursThey also work well for Sram Etap 11 and 12 speed. Choose road seals for road use and cross seals if you plan to go off-roading or frequently ride on wet roads...

These pulleys will compliment your Shimano 11 speed and Campagnolo 12 speed derailleursThey also work well for Sram Etap 11 and 12 speed. Choose road seals for road use and cross seals if you plan to go off-roading or frequently ride on wet roads...

Want to run that oversized pulley look, but without rebuilding your derailleur? These pulleys fit on your stock cageOversized pulleys fit the latest generation of Shimano derailleurs: Dura Ace R9100, Ultegra R8000/R8100 and 105 R7000. By using the...

These oversized pulleys fit the newest version of Dura-Ace R9200, Shimano's flagship 12-speed drivetrain. Plus, these are full ceramic meaning ceramic bearings AND races that give you the highest level of efficiency so you can go even faster with less...

Oversized pulleys fit the latest generation of Shimano derailleurs: Dura Ace R9100, Ultegra R8000/R8100 and 105 R7000By using the standard cage on your Shimano derailleur, you will feel the benefits of reduced articulation in the chain, while retaining...

These pulleys will compliment your Sram 1x11 speed derailleurThe 14 tooth bottom pulley causes the chain to articulate less on every rotation, which results in reduced friction. Compatibility Sram 11 speed X-Horizon derailleurs

With bigger cassettes come bigger pulleysDesigned for the Sram Eagle and Shimano 12 speed mountain bike derailleurs, these pulleys maximize the tooth count to reduce friction. Cross seals only. The specific 14 tooth upper and lower pulley wheels are...

With bigger cassettes come bigger pulleysDesigned for the Sram Eagle and Shimano 12 speed mountain bike derailleurs, these pulleys maximize the tooth count to reduce friction. Cross seals only. The specific 14 tooth upper and lower pulley wheels are...

Experience silky smooth pedaling, improved shifting accuracy, and extended durability with NEW Kogel ceramic derailleur pulleys designed for the latest SRAM Eagle Transmission. Kogel pulleys are equipped with aluminum cogs and serviceable bearings that...

Big pulley wheels were not the final step to free speedKolossos now comes in Aero, shielding your wheels and chain from the wind for those riders looking for maximum output. Aero Kolossos is built with Kogel ceramic bearings and road seals. Fully built...

Big pulley wheels were not the final step to free speedKolossos now comes in Aero, shielding your wheels and chain from the wind for those riders looking for maximum output. Aero Kolossos is built with Kogel ceramic bearings and road seals. Fully built...

Big pulley wheels were not the final step to free speedKolossos now comes in Aero, shielding your wheels and chain from the wind for those riders looking for maximum output. Aero Kolossos is built with Kogel ceramic bearings and road seals. Fully built...

Big pulley wheels were not the final step to free speedKolossos now comes in Aero, shielding your wheels and chain from the wind for those riders looking for maximum output. Aero Kolossos is built with Kogel ceramic bearings and road seals. Fully built...

Kolossos - it's all in the NameKolossos is the Greek word for a statue, much larger than the original subject. Seems fitting for an oversized derailleur cage with a 19 tooth bottom wheel. Besides reduced friction, this cage is built with shifting...

Ready to up the performance of your mountain bike's Shimano drivetrain?Now you can reap all the benefits of our Kolossos Oversized Derailleur Cage on your XTR and XT 12-speed drivetrains. Enjoy super-smooth, accurate shifting with less friction and...

Ready to up the performance of your mountain bike's Shimano drivetrain?Now you can reap all the benefits of our Kolossos Oversized Derailleur Cage on your XTR and XT 12-speed drivetrains. Enjoy super-smooth, accurate shifting with less friction and...

These Kogel pulleys spin on Grade 3, ABEC 5 hybrid ceramic bearings, the same bearings as Kogel's bottom brackets. The pulley wheels are made of aluminium which will make them more resistant to wear in muddy conditions. (Cross seals). This cross seal...

These Kogel pulleys spin on Grade 3, ABEC 5 hybrid ceramic bearings, the same bearings as Kogel's bottom brackets. The pulley wheels are made of aluminium which will make them more resistant to wear in muddy conditions. (Cross seals). This cross seal...

Microshift Spare Part Advent X Pulley Kit MICROSHIFT REAR DERAILLEUR PULLEY KIT ADVENT X, SWORD, GUIDE 12T, TENSION 14T Y-RD106, MICROSHIFT ADVENT X PULLEYS KIT Advent X Pulley KitTop Guide Pulley and Lower Tension Pulley to suit Advent...

The king of our chain tensioner range. Offering a user adjustable clutch system, the COLAB PRO allows the rider to fine tune the level of tension on the chain, to give the quietest ride no matter how hard the terrain gets. A simple turn of the central...

When efficiency AND aerodynamics are critical, our AERO System is the top choice for many! Utilizing a 14-Tooth / 18-Tooth pulley wheel combination, the AERO System is unmatched by any competitor on the market when it comes to strength,...

When efficiency AND aerodynamics are critical, our AERO System is the top choice for many! Utilizing a 14-Tooth / 18-Tooth pulley wheel combination, the AERO System is unmatched by any competitor on the market when it comes to strength, durability,...