These are the Technical Details articles from the Tech Talk feature of WickWerks.
In the bicycle industry we hear about “Anodized” aluminum frequently. In fact most aluminum parts of any bicycle are either anodized or painted to protect them from the elements and to protect us from the amorphous aluminum oxide layer that naturally occurs when aluminum is exposed to oxygen. Not all “Anodize” processes are equal, however. […]
What is BCD? BCD is an acronym for Bolt Circle Diameter. It’s the measurement (diameter) of an imaginary circle passing through the centers of all the bolts in a round pattern – like chainring bolts that hold the rings to the crank. On some cranks, like 4 bolt cranks, it’s fairly easy to measure, but […]