Steel brake disc for 10' M4 / M4pro electric scooters Key benefits Durable steel construction for a longer service life and reliable braking performance. wear resistance keeps braking consistent over repeated use, reducing the need for frequent replacements. Simple installation so you can a damaged or worn disc quickly and get back on the road. Specifications Material: steel Size: about 140 x 140 x 2 mm (about 5.51 x 5.51 x 0.08 in) Weight: about 120 g Compatibility: designed specifically for 10 inch M4 and M4pro electric scooters How it solves common problems Restores reliable braking when the original disc is worn, bent, or damaged. Provides consistent performance under everyday commuting conditions, minimizing brake fade and uneven braking. Durable steel construction reduces replacement frequency and maintenance downtime. Installation and use Easy to install with standard tools; follow the included instructions for correct fitment and torque. Inspect mounting points and brake pads during installation to ensure performance and safety. Practical use scenarios Daily commuting: a worn disc to maintain safe, predictable braking for stopandgo urban riding. Routine maintenance or spare part: Keep a backup disc on hand before a long trip to avoid unexpected downtime. Postincident replacement: Quickly restore braking capability after minor impacts or wheel service. Notes Designed for M4 / M4pro 10' models; confirm compatibility with your scooter model before installation.