Kestrel USA the launch of the first carbon fork and the debut of the KM40 Airfoil, the first true aero triathlon frame. Carbon framesets by better-known, mainstream manufacturers such as Giant and, most notably, Trek (with its OCLV frames), have been directly influenced by Kestrel design principles. Kestrel builds monocoque frames rather than more traditional tube and lug designs. This has always meant that Kestrels have tended to have a very fluid, curved appearance. However, more recent designs from the company have been more angular due to an increased desire to minimise wind resistance. Kestrel USA Kestrel is an American bicycle brand
Trek Bicycle Corporation in the company. Despite the split, Trek and Trek Travel enjoy a close working relationship. In 2003, Trek acquired Villiger, a Swiss bicycle company, and Diamant, the oldest bicycle company in Germany. The acquisition gave Trek a foothold in the active-leisure bicycle market, an important segment in Europe. As part of the acquisition, Trek took over ownership of the Villiger-Diamant production facility in Hartmannsdorf, Germany. Trek's global expansion continued in 2005, when Trek expanded into the Chinese market by opening two stores in Beijing and signing deals with 20 Chinese distributors. For the third time in its history, in 2005