Bicycle handlebar a steep U-shape from the base, so that the rider's hands rest above waist-level. This style of bicycle handlebar became very popular in the 1960s after the introduction of wheelie bikes such as the Schwinn "Sting-Ray", Raleigh Chopper, and other highly stylized youth bicycles that imitated the appearance of drag-racing or chopper motorcycles of the day. Legislation in the United States introduced during the 1970s limited the maximum height of manufacturer-installed handlebars to 16 inches above the lowest seat setting; European Union safety regulations use a similar limit of 400mm. The apehanger style remained common in the US through the
Bike boom longer rides; the BBC referred to cycling being "the new golf" in this sense." With the development of technology, the 2010s also saw the rise of Bicycle-sharing systems around the world. Bike boom The term "bike boom" or "bicycle craze" refers to any of several specific historic periods marked by increased bicycle enthusiasm, popularity, and sales. Prominent examples include 1819 and 1868, as well as the decades of the 1890s and 1970s — the latter especially in North America and 2010s in the United Kingdom. The first period which may be called a bicycle craze actually refers to a precursor