Shimano BR-MT420/MT401 Acera 4-Piston Front Brake image with a cam-actuated adjustment system

with a cam-actuated adjustment system for quick entry

Ribbed body for better traction when unclipped

10-speed Dyna-Sys system design for consistent shift effort through all positions

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Crafted from durable silicone material and featuring ribbed patterns

Shimano BR-MT420/MT401 Acera 4-Piston Front Brake image with a cam-actuated adjustment systemThe 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. FEATURES 90% braking power vs. BR MT52020% increase braking power vs. current 2 piston BR MT400 150% better wear resistance vs. current 2 piston BR MT400Brake pad: resin, metalCombination with BL MT401