Beyond ordinary, the hub, HS-R049 can be built in 3 ways, straight-pull+J-bend, all straight pull or all J-bend spokes, which can be capable of suiting all-terrain and meeting customers’ need for different spoke usages. HS-R049 features patented design, straight-pull and J-bend spokes share the holes. With J-bend and straight-pull spoke for 1st & 2nd layer, the double structure combines the features from spokes for better stiffness and malleability. Once a spoke fractures, it can prevent from excessive distortion, providing better security to riders. Moreover, the rest of milling hole can help lessen the weight.