Webum > Sports > Cycling Bike Shops Chats and Forums Clubs and Teams@ College and University Commuting and Advocacy Conferences Directories Disabled FAQs, Help, and Tutorials Gay, Lesbian, and Bisexual@ Kids and Teens@ Manufacturers@ Men's Health@ News and Media Organizations Personal Pages Regional Safety Science Shopping@ Software@ Travel Video Games@ Antique and Collectible Bikes Audax and Randonneur@ BMX Choppers Human Powered Vehicles Indoor Lowrider Mountain Biking Polo Racing Railbikes Tandem Track@ Unicycling Winter Women See also Business > Consumer Goods and Services > Sporting Goods > Cycling Recreation > Motorcycles Shopping > Sports > Cycling Sports > Multi-Sports > Duathlon Sports > Multi-Sports > Triathlon Bicycle Power Active links in the fledgling world of power-assist systems for bicycles. BikeFriz Rules, guidelines for play, pictures and links to related resources including the Bikefriz players group. Mountain Bike Ultimate Description and history of the sport of mountain bike ultimate (frisbee); rules, pictures and contact information. Help build the biggest human edited directory on the internet Add your website - Open Directory Project - Become an editor