[OHPV-list] the cutting edge of tire tread technology

[Jeff Wills]

Found on rec.bicycles.tech
> 
> http://www-us.flickr.com/photos/dmkanter/160560167/
> 

Finally, a tire with "bite"!

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Jeff Wills

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Make plans now to attend the Portland Human Power Challenge:
http://www.ohpv.org/PIR/index.htm
and the Recumbent Retreat:
http://www.recumbentretreat.org/
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