The 612 Track Crank is an extremely stiff and strong 144BCD track crank. It is at home on the busy avenues of your city as it is on the boards of the velodrome. It is a blue-collar hardworking crank that you can ride the heck out of without worry. Day in day out, on the job or just for fun, the 612 will get you there with maximum efficiency and style, and a price that won’t blow your budget. Learn More