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NOS Shimano XT/Ultegra BB-UN71 Square Taper Bottom Bracket: 122 x 68mm English (Take Off)

Current Stock:
OUT OF STOCK: This item is not in our possession anymore, and we can NOT order another..

Out of Stock

Product Description

Like running square taper cranks, but tired of the bottom bracket weight?  This XT/Ultegra BB is nearly 100g lighter than the standard UN-52!  Sealed bearings, hollow spindle, buttery smooth.

The 122mm spindle is great for many triple cranks.


New old stock, take off.


  • Spindle length: 122mm
  • Shell: 68mm
  • Threads: English
  • Square taper JIS

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