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29″ and 26″ mountain bike wheels. 29er rims have an interior diameter of 622 millimetres (24.5 in) [1] and the average 29″ mountain bike tire is (in ISO notation) 59-622 – corresponding to an outside diameter of about 29.15 inches (740 mm). The typical 26″ MTB tire has a rim diameter of 559 millimetres (22.0 in) and an outside tire ...
Off-road cycle tires, colloquially called knobbies, [4] may be found on motocross and enduro motorcycles, ATVs, and mountain bikes. [1] Tires for single-track vehicles and ATVs have a curved profile such that some tread only contacts the ground during turning. Depending on the model of tire, an off-road capable tire may or may not be approved ...
Mountain biking (abbr. MTB) is a sport of riding bicycles off-road, often over rough terrain, usually using specially designed mountain bikes.Mountain bikes share similarities with other bikes but incorporate features designed to enhance durability and performance in rough terrain, such as air or coil-sprung shocks used as suspension, larger and wider wheels and tires, stronger frame materials ...
1984 - Developed new MTB specific tread design with IRC, Japan. Applied road tire technology to MTB tires, introducing a folding bead and 120tpi. In 1988, applied vector force analysis (VFA) tread designs to develop mountain bike tires featuring front & rear specific and rotation direction tires.
Cross-country racing emphasizes endurance above technical prowess, and races vary from 30 minutes to 24 hours in length. More recently a new category has emerged called Marathon Cross Country or "Marathon Distance". Generally, the marathon distance bike races are over 50 miles. Anything under 50 miles is still called cross country.
A clincher bicycle tire mounted on a wheel A cross section of a clincher tire with a puncture-preventing layer (in blue) between the casing and the tread An inner tube rolled up for storage or to be carried as a spare. A bicycle tire is a tire that fits on the wheel of a bicycle or similar vehicle.
Cross-country racing was the only World Cup sport at this time. In 1993, a six-event downhill World Cup was introduced. In 1996, cross-country mountain biking events were added to the Olympic Games. In 2006, cross-country mountain biking events became part of the World Deaf Cycling Championships for the first time in San Francisco, USA. [1]
Marathon mountain bike races, often referred to as cross-country marathon (XCM), are a very demanding form of mountain bike racing covering at least 40 kilometres (25 miles) usually in mountainous terrain. Events held in Europe are typically just a little longer than the average cross country mountain bike race.