Oversized Derailleur Pulleys for Shimano Ultegra R8000 - Full Ceramic - 12/14T derailleurtype-Sram Nickel and lead-free (both are

Nickel and lead-free (both are toxic) construction making them less toxic and better for our environment so you and creatures along the trails will live longer

About Our Titanium Bottle Cage Bolts

Select road seals for a clean

Previous generations might have used the short version

and built to rip

Oversized Derailleur Pulleys for Shimano Ultegra R8000 - Full Ceramic - 12/14T derailleurtype-Sram Nickel and lead-free (both areWant to run that oversized pulley look, but without rebuilding your derailleur? These pulleys fit on your stock cage. Oversized pulleys fit the latest generation of Shimano derailleurs: Dura Ace R9100, Ultegra R8000 R8100 and 105 R7000. By using the standard cage on your Shimano derailleur, you will feel the benefits of reduced articulation in the chain, while retaining accurate shifting. Something that has been a negative side effect of many large