SunTour
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SR Suntour is a Taiwanese manufacturer of bicycle components, formed in 1988 when Osaka based SunTour went bankrupt and was purchased by Sakae Ringyo Company, a major Japanese maker of aluminum parts,
A Suntour Sprint rear derailleur
A front derailleur manufactured by Suntour
a pair of Suntour road brakes
Suntour sprint crankset
Bike boom
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The bike boom or bicycle craze is any of several specific historic periods marked by increased bicycle enthusiasm, popularity, and sales.
SunTour
…probably earlier). The freehub greatly increased the strength of the rear wheel, but the idea was not pursued. In the early 1970s, demand created by the bike boom in the United States exceeded the capacity of European manufacturers. SunTour and Shimano filled the vacuum. SunTour focused on refining existing systems…
An advertisement for a safety bicycle that was to cause the great boom of the 1890s, costing £12 10s (equivalent to £1,400 in 2025).
Quadracycle
The Mount Holly and Smithville Bicycle Railway – 1892-1898
1977 Nishiki International Typical 1970s bike boom ten-speed road bike.