Italian made frame, Columbus SL tubing. Built with full Shimano 600 Ultegra (6400) group. Year is unknown, but it is surely from late 80s.
Frame:
Concorde Gavina, Columbus SL, Columbus dropouts
Fork/Headset:
Concorde / Shimano HP-6400
Crankset/Bottom Bracket:
Shimano FC-6400 / Shimano BB-UN70 ITA
Pedals:
Look
Drivetrain/Cog/Chainring/Chain:
Shimano 53/39T / SunRace CSR868 11-28T 8 speed / Shimano CN-HG71
Derailleurs/Shifters:
Shimano RD-6401 / Shimano FD-6401 braze-on / Shimano ST-6400 2x8
Saddle/Seatpost:
ISCA Iscaselle late 80s / Shimano SP 6400 aero 27.2 mm x 200 mm
Brakes:
Shimano BR-6403
Front Wheel/Hub/Tire:
Shimano HB-6400 / Campagnolo Omega19 / Continental Supersport Ultra 700x18
Rear Wheel/Hub/Tire:
Shimano FH-6402 / Campagnolo Omega19 / Continental Supersport Ultra 700x18
Accessories:
Prologo bar tape
Added by bananaphone. Last updated about 5 years ago.