Did a quick google and there seem to quite a few canadian sites that carry their stuff.

Also, I might call their US distributors to see if you can get recommendations or jsut order direct from them:

BTI
Bicycle Technologies International Ltd.
1216 Mercantile Road
Sante Fe, New Mexico
87507
USA
Tel: 505-473-1010
Fax: 505-473-0011
e-mail: techmail@bti-usa.com
web: www.bti-usa.com

LEXCO ILLINOIS
Tel: 1 800 626 6556

CYCLONE BICYCLE-OREGON
Tel: 1 800 927 9242

BTW< thanks for the heads up on the article. I might look into the Jet beam products