ITEM NAME:Electric Scooter Hydraulic Disk Brake for E-Scooter HX X7 Accessories Parts Product Description Description: Electric Scooter Hydraulic Disk Brake Disc Brakes for E-Scooter HX X7 Accessories Piston Parts Specification: Main material: Iron Product color: Black Product size: about 70x50x50mm/2.75*1.96*1.96in Net weight: About 130g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-3cm measuring deviation due to manual measurement. Included: 1 x Electric Scooter Disc Brake.Included:1 x Electric Scooter Disc Brake. Main material: Iron. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. 12 months Warranty.