Shimano XT M8120 Disc Brake Assembly – 4 Pot – Post Mount – Grey
The BR-M8120 is a hydraulic disc brake caliper and BL-M8100 lever is part of Shimano's XT series for Mountain bikes. The BR-M8120 has 4 pistons which are quick to react. In addition, it reduces brake rotor wobbling noise and increase braking power by 10% in comparison to the M8000 design. The high braking power instils greater downhill confidence and control.