Diamond frame
Revision as of 19:59, 27 November 2010 by Addicted2speed (talk | contribs) (Created page with "Tubular frame design common until World War II and derived from the bicycle layout. The engine cases often form part of the structure. In profile it resembles a diamond shape...")
Tubular frame design common until World War II and derived from the bicycle layout. The engine cases often form part of the structure. In profile it resembles a diamond shape.