Bike belt buckle

A little sign that reversibly snaps onto the front of a standard road bike. I call it a "bike belt buckle". Raft and support around the letters can be tough to pull off. Printed with 25% infill on a MakerBot2. The instructions here were helpful for fonts:
http://blog.ponoko.com/2011/06/30/adding-3d-fonts-to-openscad/