This auction is for NEW vintage
Shimano XTR, BB-UN91 bottom bracket. The axle length is 113mm. Thread: BC1.37(English, BSA). Muff: 68mm. Look on original pictures please. I can ship to worldwide. If you have any question please write to me.
Please look on my other auction
stahoo79 and my new ebay account
nice_vintage_things where you can find more vintage bicycles stuff.
Thank you for your interest.
![](https://wootibicycles.com/ebay/p61/066.jpg)
![](https://wootibicycles.com/ebay/p61/067.jpg)