Category Archives: Components

Carbon and Leather

The Bicycle Quarterly‘s Specialized Diverge test bike came out of the box all black. Specialized’s photo (below) makes it look like a shadow, but when I saw the actual bike, I found quite unappealing. Everything looked like it was made from plastic. I dreaded taking … Continue reading

Posted in Handlebars | 52 Comments

Tire Pressure Take-Home

What is the “correct” tire pressure for your bike? The simple answer is: Whatever feels right to you. Confused? Here is how it works: In the past, many riders inflated their tires to the maximum pressure rating. Now most cyclists now recognize that the … Continue reading

Posted in Testing and Tech, Tires | 46 Comments

René Herse Cranks: 177 and 165 mm

The photo above shows raw forgings for Compass René Herse cranks. Perhaps you will have spotted that they are all different: Their length varies in 6 mm steps. We introduce René Herse cranks now available in 165 mm and 177 … Continue reading

Posted in Rene Herse cranks | 67 Comments

Visiting Panaracer

As a child, I used to think of Japan as a densely populated place full of skyscrapers and freeways. Of course, those big cities exist, but much of Japan is very rural. So when I travel from Tokyo to visit the … Continue reading

Posted in Testing and Tech, Tires | 26 Comments

When Experts Are Missing Something

Recently, I posted about slick tires and why they tend to offer poor traction, especially in the wet. Almost predictably, some Internet “experts” declared that it was all wrong. One of the more polite comments was: “Wow, lots of misinformation in this article.” … Continue reading

Posted in Testing and Tech, Tires | 74 Comments

Compass Rack Now from Cromoly

The Compass CP1 rack for centerpull brakes now is made from Cromoly steel. This makes it one of the lightest and strongest racks available today. It’s one example of how we work with our suppliers: Together, we create components that go well beyond what … Continue reading

Posted in Racks/Bags | 33 Comments

Why slick tires don’t stick well

  During the R&D of the Compass tires, I was surprised how much difference tire treads can make. I rode three sets of tires with the same casing, same tread rubber and same width, but different tread patterns: standard Grand … Continue reading

Posted in Tires | 53 Comments