Front disc brake. 4 Pist. BL-M4100 + BR-MT420 + Tube

Shimano BL-M4100 4 Piston black rear high performance brake kit 

Features:

• The kit includes brake lever caliper and rear brake hose
• 4 piston caliper
• Brake lever 3 fingers
• Operation with mineral oil
• Resin tablets D03S included
• Brake caliper with Postmount connection
• Hydraulic sheath length 1700 mm
• Single Brake
• 90% more braking power than BR-MT520
• 20% increase in braking power compared to the current BR-MT400 with two pistons
• 150% more wear resistance than the current BR-MT400 with two pistons
• Brake pad: resin, metal