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The first Merlin frame was a mountain bike frame custom-built for the defending National Mountain Bike Champion Joe Murray. [2] In the following year, the company began a strong relationship with frame designer Tom Kellogg, who helped them produce the world's first 3-2.5 titanium alloy road bicycle frame. [ 2 ]
Multiple speed freewheels were common on quality high end bikes until the late 1980s. [3] Suntour — Maeda Industries (Japan) introduced a compact 6 speed freewheel which reduced the spacing between the sprockets and was the same width as a standard 5 speed freewheel but required a narrower chain than the standard.
Currently ISO 28-571, size is the same, but the narrower and less overall wheel diameter are built for triathlon, time trial and small road bikes. [ 45 ] Widths of tires and corresponding ISO width designations may vary, though the wheel outside diameter remains approximately the same.
[5] [6] In 1981, the company introduced its first two bikes: the Sequoia, a sport-touring design, and the Allez, a road bike. [7] Specialized also introduced the first major production mountain bike in the world, the Stumpjumper, in 1981. Like the Sequoia and Allez, the Stumpjumper was designed by Tim Neenan and based on an early Tom Ritchey ...
There are a few different variations of flip-flop hubs for BMX bikes that are different from the track style. The most common type of BMX flip flop hub has standard ISO freewheel threads on one side and smaller metric BMX threads (30 mm x 1 mm) on the other side that are designed to work with smaller 14T to 15T BMX freewheels.
Besides the different tread patterns available on some mountain bike tires mentioned above, front and rear tire sets are available for road bikes with different tread patterns, tread compounds, and sizes for the front and rear wheels. [58] Other scenarios involve replacing a damaged tire, and leaving the other one unchanged.
Flyby Novara folding bike. Novara, was the private label brand of bicycles, apparel and bicycle accessories, that was exclusively available through the consumer cooperative REI. The brand was introduced in 1983 and was headquartered in Kent, Washington. [1] Novara bikes are designed in house; outsourced for manufacturing, then finished by REI. [2]
A flat bar road bike, also called a fitness bike, is a relatively new style of bicycle. It is simply a road bike fitted with a flat handlebar and MTB-style shifters and brake levers. [4] [5] This combination provides a light, fast bike with a more upright riding position that is more comfortable and gives a better view in traffic. Flat bar road ...
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