1. 11/10S mountain bike mid-pass crankset 2. Steel crankset, crank AL-6061-T6 has good strength 3. Lightweight mid-pass crankset makes riding easier 4. Light pedaling, not easy to fall off 5. CL: 50mm 6 , BCD: 104/64mm 7, Q-FACTOR: 176mm 8, Chain line: 50mm 9, B.B.Axle: 2497mm We apologize for the inconvenience, but at the moment, we do not offer sales of this product to individual consumers. However, we do have options for B2B sales and would be happy to assist you through our offline business team. You can reach them at [email protected] for further information.