Factory
Machining
The heart of a great riding frame begins here. Precision, automated tube mills assure accurate and consistent tube lengths. The resulting tube fit ups maximize contact area between the tubes which, after welding, assure maximum response: a frame that reacts as one with you.
Fixturing
Machined tubes are loaded into an adjustable fixture, capable of producing a wide variety of frame geometry. No cookie cutter designs here. Each size and model range is carefully thought out based on our many years of design experience and configured right here!
Welding
It takes many years to achieve the status of a frame welder in our shop. Here our artisans hand TIG weld together the finest proprietary tubesets in the industry. We employ many unique techniques, including a three-stage rear end assembly process, to insure proper frame alignment and maintain the outstanding metallurgical properties of our steel alloys.
Final Build
Several operations are performed at this stage. Final alignment, accessory braze-ons, and clean up are all handled by the same expert builder.
Paint
After a thorough cleaning and phos-coating every frame and fork is hand sprayed with the finest urethane primer and color coats. Our legendary optional colors can take you anywhere you can imagine.



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Please tell me what os2 stands for. The custom built sport has os2 what is that thank you michael
OS2 refers to a tubeset standard featuring a 35mm downtube and 31.8mm top tube. These thin-wall tubes help us lighten up our frames while achieving the same torsional rigidity of the OS tubing we’ve used for years. As with OS, we offer a palette of tubes to adjust the strength to meet specific needs. The Sport has our medium weight version because it is designed to carry a medium load on a medium wheelbase bike.