A. This disc brake rotor and brake pad combination is designed for mountain bikes and electric bikes used in bike taxi services, making it a good choice among cycling accessories. B. This set of disc brake rotors and brake pads is carefully crafted from stainless steel, which is sturdy and durable. It can effectively resist wear and corrosion in daily use, providing long - term reliable support for cycling. C. It comes in multiple models, including different specifications such as 120mm, 140mm, and 160mm, with a thickness of 2mm, which can meet the diverse needs of different users. Among them, the 120mm model has four styles: A, B, C, and D; the 140mm model has five styles: A, B, C, D, and E; the 160mm model has nine styles: A, B, C, D, E, F, G, H, and I. The rich variety of styles allows you to make a precise selection according to the actual situation. In addition, it is thoughtfully equipped with 10 screws for easy installation. D. This set of disc brake rotors and brake pads is suitable for various vehicle models. Whether it's the exciting off - road adventures of mountain bikes or the daily commuting of electric bikes used in bike taxi services, it can handle them with ease. It also performs well on vehicles equipped with automatic (AT) transmissions. E. Its design fully takes into account the actual needs during the cycling process and can provide stable and strong braking force at crucial moments to ensure cycling safety. It is popular among consumers in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East. F. If you're struggling to find a high - performance, multi - model, and durable brake accessory, then this set of disc brake rotors and brake pads is definitely worth considering, as it can add more safety and fun to your cycling journey.