Calfee Design builds the world's best composite frames. Carbon fiber has become the latest rage in cycling, but there are many grades of composite materials out there and a wide range of engineering and manufacturing experience and ability. Professional riders have paid for Calfee frames to use with their sponsor's decals and colors in races like the Hawaii Ironman and the Tour de France. Featuring a unique carbon fiber gusset construction, these frames are built to endure the most rigorous conditions without compromising weight, strength, handling or ride quality. Technical superiority and exceptional customer service are Calfee's specialty. We have demo bikes available and invite you to find out why these bikes are so exceptional.