Optimize your mountain bike with the ceramic pulleys JRC for a smooth and efficient transmission, specially for Shimano 12 speeds.
Upgrade your drivetrain with JRC 13T hybrid ceramic pulley wheels designed specifically for Shimano MTB 12-speed systems. Available in 9 various anodised colours.
| Brand | JRC |
| Supplier reference | A100032113 |
| Color | acid green |
| Color | Green |
| Gender | Mixed |
| Age group | Adult |