Shimano Dura Ace first generation groupset from the early 70s 150-200 Clamp size : 23

Clamp size : 23

22 - 24 mm

Seat tube: 58 cm (center-center)

Black anodized chainrings

5 cm (Mitte-Mitte / center-center)

Shimano Dura Ace first generation groupset from the early 70s 150-200 Clamp size : 23Crankset Kurbelgarnitur : Shimano Dura Ace #GA 200, 170mm, 52 44 Bottom bracket Innenlager : Shimano, italian threading, 113mm spindle length Rear Derailleur Schaltwerk : Shimano Crane #D 501, capeable for 6 & 7 speeds Front Derailleur Umwerfer : Shimano Dura Ace #EA 100, clamp on Shifters Schalthebel : Shimano Dura Ace #L 284 SL 101 braze on Brake levers Bremshebel : Shimano Dura Ace #M 140 Ma 100, non aero brake levers, 24,2 clamp size Brake