Bicycle suspension which they use for their "FSR Suspension". Several manufacturer had licensed the design from Specialized. Some European manufacturers, such as Cube and Scott, do use the same suspension design, but couldn't import it to the United States until 2013 due to patent protection. Norco, Canadian bicycle manufacturer also licensed the design from Specialized but further optimized the FSR system, calling their own system Advanced Ride Technology (ART). Although not necessarily sharing any general suspension characteristics, these designs all share a certain structural benefit. Because the connecting links are so short, the floating link comes in the form of a rigid
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