Tioga sealed bottom bracket – 73 x 122.5 mm


Early 90s sealed bearing bottom bracket in the perfect length for an XT M730 crank

Only 1 left in stock


This Tioga bottom bracket set comprises a pair British thread cups with bearing seals and an axle for 73 mm shells that is 122.5 mm long. The JIS taper axle of 122.5 mm long is perfect for a Shimano Deore XT M730 chainset/cranks and will work with a number of other triple chainsets too. The axle is the top of the range D7NL-H hollow version with polished bearing races, though oddly it is stamped D7NL-B (?). Tioga offered a range of BB cups and axles separately so the customer could select exactly what they needed.

  • Sealed BB cup set: BB-301 – British thread
  • Bottom bracket axle: D7NL-H – Hollow axle with polished races – 73 mm shell / 122.5 mm axle
  • Weighs 312 grams total with bolts
  • Available from @ 1992
  • Made in Japan

Additional information

Weight 500 g
Dimensions 25 × 20 × 5 cm