The Shimano BL-M4100 / BR-MT420 brake set provides consistent braking performance and reliable stopping power in all conditions. The 4-piston caliper boosts confidence and control on descents. The SHIMANO BL-M4100 brake lever delivers intuitive braking so you can stay focused on the trail ahead.
Details :
- 4 piston caliper
- 90% braking power compared to BR-MT520
- 20% increase in braking power compared to the current 2-piston BR-MT400
- 150% improvement in wear resistance over the current 2-piston BR-MT400
- Brake pad: resin, metal
- Combination with BL-MT401
- Intuitive and powerful braking.
- Reference : MT4204JRRXRA170.
MORE INFORMATION
See all the products related to your Shimano transmisson.
| Caliper Mount Type | Post Mount |
| Adapter | None |
| Pistons | 4 |












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