Got Hugo Kobelt bike, does anyone know something on them?
Frame - shimano drop., tubing? tange? seatpost 26.8
Brakes - dura ace
Crank and bb - sr apex and tange
R.d. - shimano titlist
F.d. - shimano 50
Handlebar, stem , seatpost - all SR
Wheels - shimano hubs( don t know which model? ) mavic record du monde rims
Saddle - Arius gran carrera special
Pedals - mks quill-2k
Questions are - tubing, who made it? by R-d. it is about 1975.