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Shimano BL-M4100/BR-MT420 Brake Set

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Article number: MABRF21006

*Product has been removed from box and put into bags



With quicker brake engagement and shorter free stroke, the Shimano BL-M4100 brake lever delivers intuitive braking so you can stay focused on the trail ahead.

  • Intuitive and powerful braking
    • Quicker brake engagement with shorter free stroke
    • Rider tunable and action-optimized cockpit
  • High-performance brake control
    • Additional contact point for a stiffer brake lever
  • 10 deg. rotation angle setting range for I-SPEC EV shifting lever


The Shimano BR-MT420 caliper features consistent braking performance and reliable stopping power in all conditions. The 4-piston caliper instills greater downhill confidence and control.

  • 90% braking power vs. BR-MT520
  • 20% increase braking power vs. 2-piston BR-MT400
  • 150% better wear-resistance vs. 2-piston BR-MT400
  • Brake pad: Resin // Metal

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