Shimano Dura Ace 7700 bottom bracket - Italian threaded

This is the bottom bracket you need when using Dura Ace 7710 track crank arms on an Italian track frame having a 70mm shell with right-hand threading on both sides.   No, your modern Bianchi PIsta is not Italian. Neither is your Cinelli Vigorelli. Get the English-threaded 7710 bottom bracket we sell. Specifications • 70mm Italian threaded (1.370" x 24 tpi - both cups right-side thread) • spindle: 109.5mm Octalink • sealed cartridge bearings • crank arm bolts & dust caps sold separately • requires Park Tool BBT-22 & any track lockring tool for installation & removal • weight: 173g