Shimano DEORE BL-M4100/BR-MT420 Disc Brake 1700mm rear
The hydraulic 4-piston disc brake from Shimano with DEORE BL-M4100 2-finger brake lever and BR-MT420 caliper fits seamlessly into the line-up of the new DEORE M4100 component group.

High braking power with 4-Piston: Disc Brake DEORE BL-M4100 / BR-MT420 from Shimano
Hydraulic disc brake with a high, precisely metered braking force in the powerful design. Opposing pistons prevent vibrations. Natural mineral oil as hydraulic fluid, environmentally friendly and is neither toxic nor corrosive, in bicycle hydraulic braking systems, the optimal medium works dar.

Features - Shimano DEORE BL-M4100 / BR-MT420 4-Piston Disc Brake 1700mm rear
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
4-Piston Caliper Brake
Caliper for Postmount Brake
Optimized ergonomic 2-finger brake lever
One-Way bleeding
I-Spec EV compatible - securing the shift lever on the brake lever
Rotors in 140, 160, 180, 203mm are available separately!

Product features

Use: MTB
Group: DEORE M4100
Model: BL-M4100 / BR-MT420 (rear)
Brake type: Hydraulic Disc-Brake
Brake lever: BL-M4100
Lever length: 2-Finger
Mount: right
Clamp: open
Mounting system: I-Spec EV (I-Spec EV is not compatible with I-Spec II and I-Spec B shifters!)
Reach adjustment: Yes (with tool)
Caliper: BR-MT420 (4-Piston)
Brake mounting: Postmount
Brake pads: D03S Resin without Fin
Brake hose: SM-BH90-SS
Brake hose length: rear 1700mm (shortable)
Cable connection: Straight brake lever / Straight caliper
One-Way bleeding: Yes
Brake fluid: Mineral oil
Recommended brake rotor: SM-RT64, SM-RT66