Videos Video: Crankworx 2015 Dual Speed and Style By Video Share August 10, 2015 Crankworx 2015 is off and running! Check out the dual speed and style action in this video. Share This: Tweet Video Share These are videos that the Singletracks Staff has collected from around the internet and have deemed worthy to share with you. Subscribe! Enter your email address to receive our top stories via email each week.