Two bikes I have sold and regretted most..
1: 1993 GT Zaskar LE Ball Burnished frame (built up with Pace RC 35, U.S.E., Onza pedals, grips and rear brake, Shimano XT drivetrain, 3TTT stem, Topline red anodised cranks with Pace chainrings and Titanium Flite saddle
2: Columbus Zona MTB frame, built up to replace my dying 2001 GT iDrive 4.0 (sadly cracked at the weld of BB), Shimano XT drivetrain, Manitou Black forks, Syncros stem and handlebars, Titec saddle, Syncros rims on Deore hubs (most parts transferred from iDrive 4.0 except for seatpost).