Back to being a Clyde....
Join Date: Oct 2004
Location: Santa Clara
Bikes: Giant OCR1(specialized carbon seatpost,Terry Fly sadle, Syntace C2): Leader TT frame, Easton EC70fork, Aerolite bars, nashbar bullhorn, Titan Wheels: Fuji Track Pro(2003)
the clip on plastic one is called the Kashimax top tube protector..goes $35 or so
....so most just use electrical tape, bandanas, full foamed top tube protectors, or buy plastic tubing and make their own.
I currently have some handlebar tape on mine.