Features 1. Fitment: 140mm/5.5in diameter, 2mm/0.08in thickness, compatible with electric scooters. 2. Durable Material: Constructed from premium stainless steel for excellent heat dissipation, wear resistance, strength, and long-lasting durability. 3. Ventilated disc braking system provides efficient braking performance and quick response, enhancing riding safety. 4. High reliability design with alloy carrier mounting components helps reduce brake pad weight, improves heat management, and enhances overall appearance. 5. Precision-engineered as a direct replacement for worn or damaged brake disc calipers. Specification Item Type: Brake Disc Caliper Kit Material: Aluminum Alloy + Stainless Steel Diameter: Approx. 140mm/5.5in Thickness: Approx. 2mm/0.08in 2 Adjacent Holes Distance: Approx. 22mm/0.87in Kit Includes: 1 set (1 x Brake Caliper, 1 x Brake Disc, 6 x Fixing Screws, 1 x Spring) Application: Designed for replacement or upgrade of original vehicle brake systems to enhance braking performance. Suitable Model: Compatible with electric scooters. Package List 1 x Brake Caliper 1 x Brake Disc 6 x Fixing Screws 1 x Spring