- Pulley for the latest generation of Shimano derailleurs: Dura Ace R9100, Ultegra R8000 and 105 R7000 as well as the long cage of a Sram Wifli
- Narrow wide tooth profile benefits include reduced articulation in the chain while retaining accurate shifting
- May require use of a longer chain
- DER PART KOGEL PULLEY ALLOY FULL-CERAMIC SHI 9100/8000 PR BK/BU (K)
Color: Black/Blue
