HEATKEYS

Tandem bicycle design leader Co-Motion Cycles makes touring, travel, folding, racing, custom and beautifully crafted tandems and single bikes.

Surly designs and produces durable, versatile bikes, frames, & parts for people who ride a lot. No B.S. Unless you deserve it.

Lennard Zinn makes custom road bikes, mountain bikes, travel bikes, cyclocross bikes, touring bikes, commuter bikes, bikes for small people, bikes for big and tall people, in boulder colorado.

Custom Bicycles hand made in Seattle by Rodriguez custom bicycle company since 1973

VeloNews.com is the home of Competitive Cycling, covering both European and American Road racing, including the Tour de France. VeloNews is the author

Sheldon Brown offers Web site construction, instruction, and consultation.

Cycle Monkey sells and services Rohloff Speedhubs and Schlumpf Innovations gearing systems, and builds custom, hand-built bike wheels; and services mountain bike suspension forks and shocks.

bike and bicycle discussion forums.

Electric bike buyers guide, with unbiased and honest reports and detailed analyses of all the latest and fastest ebikes, conversion kits and hub motors.