i have a chance to buy a 58 cm guerciotti 550 to 575 depending on final neg.looks to be in very good condition could be an 83 all campy equipped but with mixed bag of components 980 rear der.brakes leverc rally or triomphe crankset campy hubs tubular rims frame is about identical to black sl on cr guerciotti pg.though not as perfect .good deal. fair price ,top dollar?any feedback appreciated kevin ruberg howell nj