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| | Bicycle - Wikipedia, the free encyclopedia |
 | | Bicycle in Victorian Plymouth, with a predecessor of the Starley diamond-frame |
 | | Bicycle brakes are either rim brakes, in which friction pads are compressed against the wheel rims, internal hub brakes, in which the friction pads are contained within the wheel hubs, or disc brakes. |
 | | A bicycle in which the rider lies in a prone position and which may be covered in an aerodynamic fairing to achieve very low air drag is referred to as a recumbent bicycle or Human Powered Vehicle. |
| en.wikipedia.org /wiki/Bike (8499 words) |
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