In terms of the ratio of cargo weight a bicycle can carry to total weight, it is also an efficient means of cargo transportation. S. and European cycle manufacturers used to assemble cycles from their own frames and components made by other companies, although very large companies (such as Raleigh) used to make almost every part of a bicycle (including bottom brackets, axles, etc.

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Groupset generally refers to all of the components that make up a bicycle excluding the bicycle frame, fork, stem, wheels, tires, and rider contact points, such as the saddle and handlebars. It became the biggest bicycle manufacturing company in the world, making over two million bikes per year. A dérailleur system normally has two dérailleurs, or mechs, one at the front to select the chainring and another at the back to select the sprocket. Queen, a master of writing hits about the most banal things (cars, fat bottomed girls), turned in another classic with "Bicycle Song", and Blur had fun updating the 1892 song about bikes, "Daisy Bell," into a fun, contemporary wag. Toe-clips and toestraps and clipless pedals help keep the foot locked in the proper pedal position and enable cyclists to pull and push the pedals.In India, for example, a cycle [18] refers only to a two-wheeler using pedal power whereas the term bike is used to describe a two-wheeler using internal combustion engine or electric motors as a source of motive power instead of motorcycle/motorbike. These initiatives complement public transport systems and offer an alternative to motorized traffic to help reduce congestion and pollution. Training wheels are sometimes used when learning to ride, but a dedicated balance bike teaches independent riding more effectively.

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One of the profound economic implications of bicycle use is that it liberates the user from motor fuel consumption.The bicycle's invention has had an enormous effect on society, both in terms of culture and of advancing modern industrial methods. This design, referred to as a step-through frame or as an open frame, allows the rider to mount and dismount in a dignified way while wearing a skirt or dress. Bicycle suspensions are used primarily on mountain bicycles, but are also common on hybrid bicycles, as they can help deal with problematic vibration from poor surfaces. In Europe, especially in the Netherlands and parts of Germany and Denmark, bicycle commuting is common. Like all devices with mechanical moving parts, bicycles require a certain amount of regular maintenance and replacement of worn parts.