A pair of Shimano Dura-Ace First Generation High Flange hubs in NOS condition. This top of the line hubs were made in Japan with great precision. Internal item codes H-731 / H-831.
36 spoked front and rear.
Front spacing 100 mm; rear spacing 120 mm.
English/ISO: 1.375 x 24 TPI thread for the freewheel.
Compatible with 5-speed freewheels.
NOS. The hubs have never been laced. Just stored in the original Shimano box.