Author Topic: Thorn Double-Ended Raven Eccentric-adjusting Tool  (Read 3850 times)

2Horizon

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Thorn Double-Ended Raven Eccentric-adjusting Tool
« on: April 17, 2008, 11:22:36 PM »
Hi all

If you did use this particular tool on your Raven Tour BB, can you describe
how to use it correctly, please. A picture would be great!

Thanks,
Jan

rualexander

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  • Posts: 908
Re: Thorn Double-Ended Raven Eccentric-adjusting Tool
« Reply #1 on: April 18, 2008, 09:36:27 AM »
Hi
The small end is a regular spanner for the two bolts on the underside of the BB shell which lock the eccentric in place. It can also be used as a pedal spanner. The large end is used to rotate the eccentric within the BB shell. The eccentric has about three notches into one of which you hook the tip of the tool and then use the handle of the tool to rotate the eccentric to adjust chain tension.

2Horizon

  • Guest
Re: Thorn Double-Ended Raven Eccentric-adjusting Tool
« Reply #2 on: April 18, 2008, 04:04:48 PM »
Thank you rualexader for the tip.
It will greatly help to do this right first time.
Jan

PS
Sorry for accidently double-posting (still working my way around this forum).
One note. It is one of the most informed, friendly and helpful bike forums
I'd ever seen. Thank you all for that!  :)