Kogel Kogel Derailleur Pulley Full Ceramic Shimano OS Full Ceramic Black/Blue MPFN-BB MR 21531 LLB-BX 5 Flat Protection Sidewall ISO

5 Flat Protection Sidewall ISO Width (mm) 64 ISO Diameter 584 / 650b / 27

Length 16 Bolt Size (mm) 5

3 Wall Dbl Side NMSW Color White Hole Count 36 Valve SV Weight ERD 390 Extras Eyeletted

EXOTherm2 combines an extremely durable smooth modulating pad compound with a cooling fin equipped back plate which provides consistent powerful braking in all conditions

Using SuperLogic construction and advanced design philosophy this 2x bar is perfect for those looking to dial in their race rig without sacrificing weight

Kogel Kogel Derailleur Pulley Full Ceramic Shimano OS Full Ceramic Black/Blue MPFN-BB MR 21531 LLB-BX 5 Flat Protection Sidewall ISOPulley 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 TECH SPECS Vendor Kogel Manufacture Number PUL 1214 9100 FC Model Name Kogel Derailleur Pulley Full Ceramic Category Derailleurs