| A bicycle, also known as a bike or a pushbike, is a | | | | steering rod helps to keep the bike balanced. The |
| vehicle that has two wheels and is propelled by | | | | main parts in a bicycle are the main frame, the |
| pedals. Bicycles can be dated back to 19th | | | | drive train, steering rod, the seat/seats, brakes, |
| century Europe, and have evolved gradually into | | | | and optional gears.Bicycles can be categorized into |
| several designs and models available today. | | | | many kinds based on the function (mountain |
| Bicycles are an ideal means of | | | | bikes, racing bikes, messenger bikes, touring bikes, |
| transport--non-polluting, quiet, small, easy to | | | | utility bikes, and Randonneu or Audax bikes), |
| maneuver, light and inexpensive. They can be | | | | number of riders (tandem/twin, triplet bikes and |
| used by anyone, from a 5-year-old to a | | | | multi bikes), construction (penny farthing, upright, |
| 70-year-old. Bicycling is also a very good form of | | | | recumbent, folding, moulton, exercise), gearing |
| exercise. However, there are a few | | | | (internal hub gearing, shaft-driven bicycles, |
| disadvantages of bicycles: they cannot be used | | | | single-speed/fixed gear, retro-direct, and Derailleur |
| for great distances and they also tire out the | | | | gear Bicycles), sport (track, time trial, cyclo-cross, |
| rider after sometime. This is the reason for the | | | | BMX, Triathlon etc), means of propulsion (pedal, |
| evolution of the engine-powered bicycle or motor | | | | rowing, hand-cranked, motorized, shaft-driven, |
| bicycle. Bicycles are still being used a chief means | | | | flywheel etc), and several other types, like cruiser |
| of transport in most countries. There are also | | | | bikes, freight bikes, cycle rickshaws, clown bikes, |
| some jobs where employees depend on bicycles, | | | | velomobiles/bicycle cars, hybrid bikes, art bikes, |
| like postal services, police services or retail | | | | unicycle and so on.Bicycles provides detailed |
| delivery.A bicycle works on the simple mechanism | | | | information on Bicycles, Performance Bicycles, |
| of pushing the wheels forward by driving the | | | | Bicycle Shops, Bicycle Parts and more. Bicycles is |
| pedals in a circular motion. The pedals are | | | | affiliated with Colorado Bicycle Tours. |
| connected to the wheels by an iron chain. A | | | | |