29er (bicycle) used were forks designed for trekking bikes or hybrids. For many years, 29" frames and bikes were usually only available from small little-known manufactures like Niner Bikes. Surly Bikes introduced their 29" frameset, the Karate Monkey, in 2002. Gary Fisher Bicycles, a division of Trek Bicycles, became the first of the major manufactures to offer a line of 29" bikes. Their lines never sold well until the introduction of single-speed 29" bike the Rig, in 2004. Today, most bicycle manufacturers in the US market offer at least one 29" bicycle or frame. Even companies that openly dismissed 29" as a
Trek Bicycle Corporation at the World Cup level." In 2014, the UCI unified the two classifications into a single classification in line with regulations for current track pursuit bikes. Following the change in the rules, German Jens Voigt became the first rider to attempt the hour record, on 18 September 2014 at the Velodrome Suisse, Grenchen, Switzerland on a Trek bicycle. He set a new record of 51.110 km, beating the previous record set by Sosenka by 1.410 km. For the year 2010, Trek teamed with multiple suppliers to provide eco-friendly products. This includes brand new bikes that are economically priced and are