PRODUCT SPECIFICATIONS
| MODEL NO | BR-IM31-R |
|---|---|
| SERIES | SHIMANO |
| Rear | ✔ |
| Structure type | Normal |
| Braking power ( *1 ) | 0.9 |
|---|---|
| Cooling fin diameter (mm) | 90 |
| Heat dissipation ( *1 ) | Less than 1 |
| Without cooling fin | Available |
| Wheel size (inch)/Outer diameter of tire (mm)|26-28 inch | ✔ |