Trek 5500 OCLV was the first attempt of this American manufacturer to offer a full carbon frame set. Back in 1992, it was very light, very stiff and it looked so cool.
This particular Trek OCLV 5500 is still painted in the original black color and it comes with the 1" threaded carbon fork.
Rear axle width: 130 mm
Bottom bracket: BSA
Fork: carbon blades, steel shaft; 1" threaded
Steerer length: 159 mm (threaded part: 30 mm)
Seatpost diameter: 27.2 mm
Front derailleur attachment: "braze" on
For 700C rims (28" wheels)