Specialized Bicycle Components Italian bike components that were difficult to find in the United States, but the company began to produce its own bike parts by 1976, starting with the Specialized Touring Tire. In 1981, the company introduced its first two bikes, the Sequoia, a sport-touring design and the Allez, a road bike. Specialized also introduced the first major production mountain bike in the world, the Stumpjumper, in 1981. Like the Sequoia and Allez, the Stumpjumper was designed by Tim Neenan and based on an early Tom Ritchey design. Specialized continues to produce bikes under the Stumpjumper name, including both hardtail and full-suspension
Tandem bicycle very same reason. Some argue that this produces a smoother power stroke, or that it reduces stress on the drive train because the point of maximum power is reduced to roughly half and distributed over the chainrings. Since the market for tandem bicycles is significantly smaller than the market for single bikes, there are far fewer tandem bicycle manufacturers than single-bicycle manufacturers. There are a few builders who specialize in tandems, as well as single-bike makers who offer tandem models. Current notable tandem bicycle manufacturers include: Tandem bicycle The tandem bicycle or twin is a form of bicycle (occasionally a