This frame is absolutely top of the line. It was hand-built in Italy with Columbus tubes. Guerciotti is engraved into seat-stay tips and bottom bracket shell. Guerciotti logo is engraved into the fork crown on both sides. Forged dropouts front w/ adjusting screws in the rear. Fork is chrome, with fresh plating.
The cranks are Nuovo Record as well as the rear derailleur. Shimano Dura Ace front derailleur. Shimano 600 tricolor brakes & levers (aero). The brakes are model BR-6403 and are some of the first dual pivots. They are great brakes. Stronglight headset.