1. Spoke holes: 32h/ 36h 2. State quality: standards 3. Material: steel 4. Axle: 5/16" 3/8" s45c Steel bicycle front hub 1. Spoke holes: 32h/ 36h 2. State quality standards 3. Material: steel 4. Axle: 5/16" 3/8" s45c Diameter: a). M10b). According to customer's request Size: a). 5/16"x130mmb). 3/8"x175mm