If reading our fixed gear bike feature in the latest issue of Cooler has got you all giddy with excitement about cycling, and you want to be further inspired by watching the MASH crew burn around San Francisco, enter this comp, as we have four of the amazing dvds to give away.

To be in with a chance to win, simply log in and answer the Q below...

Watch the MASH SF trailer here.

Find more info on MASH here.