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Fairing: a full or partial covering for a bicycle to reduce aerodynamic drag or to protect the rider from the elements; Fender or mudguard: curved pieces of metal or plastic above the tires which catch and redirect road spray thrown up by the tires, allowing the rider to remain relatively clean. May come in pairs
EN 1078 specifies requirements and test methods for bicycle helmets, skateboard and roller skate helmets. It covers helmet construction including field of vision, shock absorbing properties, retention system properties including chin strap and fastening devices, as well as marking and information. [3] The standard's key features are: [1]
Aerozine ceramic external bottom bracket bearing cups for BSC/ISO standard, that is M34.798×1.058 mm (1.37″-24 TPI) threads and a 68 mm wide bottom bracket shell. The bottom bracket on a bicycle connects the crankset (chainset) to the bicycle and allows the crankset to rotate freely.
The bicycle helmet arm of Bell was split off in 1991 as Bell Sports Inc., having completely overtaken the motorcycle and motorsports helmet business. The first commercially successful purpose-designed bicycle helmet was the Bell Biker, a polystyrene-lined hard shell released in 1975.
The "Bell Helmet Company" was established as a division of Bell Auto Parts in 1956. [2] Bell introduced its Star model, the first full-face motorcycle helmet on the market, in 1968. [4] In 1971, Bell produced the first full-face off-road motorcycle helmet. [5] Bell made its first production helmet in 1954.
By law, all helmets sold in the U.S. must meet standards set by the Consumer Products Safety Commission (CPSC). [5] There were two helmet recalls in the year 2000. [1] A helmet made by Rand International of Farmingdale, NY was voluntarily recalled and involved 70,000 helmets known as "L.A. Cruisin' Bike Helmets" in child, youth and adult sizes. [1]
Ten different types of helmets with different design, materials, amount of head coverage, and accessories to provide maximum protection for specific use cases The French cyclist Jérémy Leveau wearing a bicycle helmet. A helmet is a form of protective gear worn to protect the head.
The headset is the set of components on a bicycle that provides a rotatable interface between the bicycle fork and the head tube of a bicycle frame. The tube through which the steerer of the fork passes is called the head tube. A typical headset consists of two cups that are pressed into the top and bottom of the headtube.