Specifications:

Serial Number : Not Visible 

Columbus SLX 

Seat Tube: 58 cm ctc

Top Tube: 57 cm ctc

BB Width: 68 mm 

Wheelbase: 100cm

BB Size & Thread : 24 x 36 

Rear Dropout Spacing: 130 mm

Front Dropout Spacing: 100 mm

Dropouts Campagnolo

Brake Caliper Bosses: Recessed 

Front Derailleur: Braze On 

Seat Post Size 27.2 mm