Description: 【Effortless Brake Maintenance】: Make changing brake pads or servicing your calipers a easy. This Bicycle Hydraulic Disc Brake Piston Reset Tool is specifically designed to safely and evenly push hydraulic brake pistons back into the caliper body, saving you time and preventing damage to delicate components 【Carbon Steel Construction】: Built to last, this piston reset tool is crafted from high strength carbon steel. It's strong enough to handle stubborn pistons without flexing or breaking, ensuring it will be a reliable part of your bike toolkit 【Wide Compatibility】: Engineered for versatility, this bike repair tool works with the majority of hydraulic disc brake systems, including most double piston and four piston calipers. It's an essential piece of equipment for both mountain bike and road bike mechanics 【DamageFree Piston Reset】: The Hydraulic Disc Brake Piston Alignment Tool design applies parallel pressure, preventing the risk of cracking or chipping fragile piston faces. The included regular and round plates act as a protective buffer, adapting to different caliper designs for a secure and safe operation 【Complete & Compact Kit】: This set provides everything you need for the job, including 1 reset tool, 2 regular plates, and 2 round plates Specification: Material: Carbon Steel Color: Silver Blue     Size Chart: Length 7.3cm/2.87inch Package Includes: 1 Bicycle Hydraulic Disc Brake Piston Reset Tool 2 Regular Carbon Steel Plates 2 Round Carbon Steel Plates   Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.