The FingerTech 4mm Sumo Wheel Hub is a replacement component designed for Sumo Tires, ensuring compatibility with various motor shaft sizes. Crafted from 6061 Aluminum and anodized in a gold-yellow finish, this hub offers durability and a sleek appearance. It features a precise hole pattern with six threaded holes, facilitating secure attachment. The hub is lightweight, enhancing performance without compromising strength. This product is specifically tailored for a 4mm bore, making it suitable for specific applications requiring this dimension.