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Cyclocross brake levers are sized to fit drop style bars, and would also not fit a mountain bike handlebar. The other common lever/grip size is used for mountain and city handlebars, including flat bars, riser bars, some porteur bars, etc. On these bars the lever and grip areas have a 22.2 mm (7 ⁄ 8 in) diameter. Hence, thumb shift levers ...
Both quill and threadless stems come in a variety of bicycle handlebar clamp diameters. The ISO standard for the clamping area of a handlebar is 25.4 mm (1 inch), which is used on mountain bikes and many Japanese-made road handlebars. However, the Italian unofficial standard is 26.0 mm, which is the most common clamp size for road bars.
Bicycle racers seeking the greatest saddle-to-handlebar drop for better aerodynamics will often forego spacers and cut the steerer tube down to exactly match the headset bearing cup stack height plus the stem height. Cutting the steerer tube to its minimum length prevents switching to a taller stem or to a headset cups with a higher stack height.
The carbon fiber was claimed to merely increase the durability of the bats, but it was banned from all first-class matches by the ICC in 2007. [37] A CFRP bicycle frame weighs less than one of steel, aluminum, or titanium having the same strength. The type and orientation of the carbon-fiber weave can be designed to maximize stiffness in ...
Of the three 2010 cruisers, The VT1300CR Stateline was the entry-level bike, by virtue of its lower price. [43] It was also a more touring oriented bike, thanks to its wider seat, pull-back handlebars and larger, more valanced fenders. The Stateline used the same suspension and fuel tank as the Sabre.
Because carbon nanotubes have a low density for a solid of 1.3 to 1.4 g/cm 3, [58] its specific strength of up to 48,000 kN·m/kg is the best of known materials, compared to high-carbon steel's 154 kN·m/kg.
In 1951, a set of 28 chimes was installed, manufactured in Bochum. Known for their clarity of tone, they are the first cast steel chimes in the world. [50] In front of the city hall is a large bell that was made by the Bochum "Verein für Bergbau und Gusstahlfabrikation AG" (Association for Mining and Cast Steel Manufacturing).
Building codes require variances no larger than 0.1875 inches (4.76 mm) between depth of adjacent treads or the height of adjacent risers; within a flight, the tolerance between the largest and smallest riser or between the largest and smallest tread can not exceed 0.375 inches (9.5 mm). [39]