Treal Hobby Promoto CNC Aluminum Brake Caliper. The Promoto brake caliper is meticulously crafted to ensure unparalleled durability, assuring resilience even in the most demanding moto conditions for sustained performance. Made from premium 7075 aluminum, it's engineered to conquer the rigorous challenges of off-road racing, providing RC enthusiasts with unwavering confidence. What's more, it enhances cooling and brake stopping power, and it offers a range of anodized color options to personalize your bike's aesthetics, achieving the distinctive custom look that appeals to every rider.