The 68 x 103mm size is commonly used for Track/Fixed Gear bikes.
Threading: Standard English (1.37" x 24t)
Taper: JIS
Forged steel body
Alloy cups
Chromoly spindle
Finally! An affordable bottom bracket cup set for your old French bike!
Cups, lock ring and retainer bearings, 35x1mm threads, Dual Right hand thread.
Waterproof