We've covered more than one <a href="https://techcrunch.com/tag/electric-bikes/">electric bike</a> over the years, but the so-called PAS Brace-L Yamaha <a href="https://techcrunch.com/2010/06/14/pas-b
<img src="http://www.crunchgear.com/wp-content/uploads/2010/06/PAS-Brace-L-620x413.jpg" />
We’ve covered <a href="http://search.beta.techcrunch.com/query.php?s=electric+bicycle">plenty of electric