Please double-check your bike’s cable routing and frame size before purchasing to ensure the hose lengths are a perfect fit for your setup 【Caveat 】This brake set does not include mounting adapters. 4 Piston brake: Smooth and even braking. Cooling brake pads. The multi-metal copper-based ceramic heat sink improves the heat dissipation performance by 25 【Powerful 4-Piston Hydraulic Disc Brake】The 4-piston design synchronized oil pressure for deliver 641N braking force, outperforming standard 2-piston systems by 41%,with 7., 2ft shorter stops at 30km/h. ZTZ E4 Hydraulic Brake Set Features ceramic-metal pads (30% cooler, 95% quieter) and ultralight 230g/245g construction. High Quality IIIPRO E4 4 Piston CNC MTB Bike Hydraulic Disc Brake Order 160mm Disc Brake Rotor ZTZ IIIPRO E4 MTB Hydraulic Disc Brake Set, 4-Piston Hydraulic Brake Kit With Ceramic Brake Pads For Mountain Bike(Pre-Bled, Front 800mm And Rear 1550mm) (Black Magura Mt5 【Ceramic Metal Brake Pads】Built with an aluminum alloy ceramic heat dissipation layer, these pads reduce braking surface temperature by up to 30%, ensuring consistent performance even on long descents. Installation Reminder: Please remove the clamp protection piece before installation, and avoid squeezing the brake lever without a rotor or spacer in place to prevent damag If your fork and frame use Post Mount (A-pillar) design, the calipers can be directly installed with 160mm rotors. ZTZ IIIPRO E4 MTB Hydraulic Disc Brake Set, 4-Piston Hydraulic Brake Kit With Ceramic Brake Pads Mountain Bike Pre Bled Front 800mm Rear 1550mm 5f7aff2c 04f7 469b 9a05 Fe4f1c433d21.0c90dc75c961beb3213753e4da3f2657 For other mount types (e., g.