Feature:1. It is made of highquality aluminum alloy material, which is wearresistant, rustproof and durable.2. The fine appearance and perfect style, precise size and shape make it easy to assemble and disassemble.3. Light weight, will not increase the burden of your remote control car.4. The use of CNC machining technology makes it accurate in size and stable in performance.5. The anodized surface is easy to install and can directly replace old or damaged ones.6. Fit for 1 or 10 RC generalpurpose flat sports car or offroad vehicle or climbing vehicle, etc.Specification:Item Type: RC Brake DiscMaterial: Aluminum Alloy Color: As Pictures Shown Product Diameter: Approx. 31mm or 1.2inHex adapter: approx. 12mm or 0.5inHole diameter: approx. 5mm or 0.2inWeight: Approx. 13g or 0.5ozFitment: fit for 1 or 10 RC General-purpose flat sports car or off-road vehicle or climbing vehicle, etc..Package List:4 xBrake Disc 4 x Pin Note:1. Manual measurement, please allow 1and 8209 3mm error, thank you!2. The picture may not reflect the actual color of the project due to the differences between different displays.