UniteBike. Oct 23, 2009 Categories: MASH Frames 0 Comment Brought to you by Clark Patrick and Bikes and the CIty, it is San Francisco’s chance to show how strong the community is. RSVP for the location, but come out for a quick photo. Spread the word, and show that the track bike scene is a huge part of the SF bike community. It’s all about riding bikes, and we know San Francisco has the best scene, just gotta get it on film to show the rest of the country!