Journal

Our Rack of Bamboo

Bamboo Splitting

Causes, Prevention and Fixes Causes: Splitting of bamboo is caused mainly by rapid changes in moisture content of the bamboo. This can be caused by rapid changes in relative humidity …

More about the Tetra 44

Even bicycle enthusiasts and industry insiders are surprised to learn that Tetra was invented back in 1987 and only four years later was being ridden by Greg LeMond and his …

Our Rack of Bamboo

Turning Bamboo Into a Bicycle

A cycling entrepreneur has turned to the durable plant as a low-tech and affordable option for building bikes Bicycle designer Craig Calfee likes to talk about the time a film …

Grades of Carbon Fiber

Polyacrylonitrile Fiber There is a lot of marketing techno-babble out there with all the different companies getting on the carbon bandwagon.  The idea is to try and convince the general …

More about the Manta RS

The Manta RS is a platform that leverages a patented, active suspension system at the rear wheel to enhance traction, power transmission and comfort to increase rider performance.  Like all …

Fork Symmetry

Instability and Speed Wobble Overview Calfee Design has identified a cause of speed wobble (a.k.a. shimmy) and instability that can be prevented. Speed wobble is a dangerous condition that can …