BH Bike Iconby Andrew Martin Published November 14, 2011August 3, 2016 Obsessing (again) A new build, a new obsession. I have had the Dia Compe 610 brake calipers on my mind all day. It’s the last gap I have in my build for my Coppi. They are simple, and damn pretty. The perfect stoppers for a retro-build – Agree???