Hydraulic Disc Brake 4-Piston Caliper. 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. current 2-piston BR-MT400
- 150% better wear-resistance vs. current 2-piston BR-MT400
- Brake pad: resin, metal
- Combination with BL-MT401
- Brake hose (kit): SM-BH90-SS
- Hose joint: Straight
- Pad: D03S-RX Resin (w/o fin), D02S-MX Metal (w/o fin)
- Recommended brake lever: BL-MT401, BL-MT402-3A
- Recommended disc brake rotor: SM-RT30 *, SM-RT54 *, SM-RT56 *, SM-RT64
- Compatible rotor size|140 mm (SS), 160 mm (S), 180 mm (M), 203 mm (L), 220 mm (LL)
- Oil: SHIMANO mineral
- Mount type: Post type
- Pad mount: Split pin
- Shimano Four piston
- Shimano One Way Bleeding
