Features: Mountain Bike Dual-Drives Disc Brake: Its main body is forging with high‑strength aluminum alloy, finely-ground, and electrostatic sprayed metal paint. Front Disc Brake: The left and right sides are synchronized to tighten the brake, the disc is not deflected, not easy to deforming, and the brake effect is doubled. Aluminium Alloy Dual-Drives Disc Brake: This metal heat dissipation plate has good heat dissipation effect and stability. Universal E‑bike Disc Brake: Fine processing, high fit, reduce washer screws, weight reduction and good stability. Universal Disc Brake: Wonderful bike accessories for mountain bike, and also electric bikes. Specifications: Material: Aluminium Alloy Color: Silver Gray/Rose Red Package Weight: about.190g Size: As The Picture Shows Package Includes: 1Pc x Bike Disc Caliper note: Please allow 1-2cm error due to manual measurement. Please make-sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!