The Blog — How It's Made

How It's Made - Carbon Clincher Blowups

125214666 How It's Made

Mike and I both found it remarkable that United Health Care was using Enve carbon clinchers on the mountain stages of the recently completed US Pro Cycling Challenge (aka Tour of Colorado).  Carbon clinchers have a nasty reputation for warping or otherwise self-destructing on treacherous mountain descents.  Why would UHC risk certain doom in order to save a few grams over their deeper, wider, and heavier carbon tubulars? I boil it down to two circumstances.  One, the roads they used were pretty wide open.  Even Andy Schleck was able to sustain an attack on one of the bigger descents, and...

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How It's Made: Alloy Rims

125214666 How It's Made

Not everyone had one of those super neato Play-Doh spaghetti maker things, but I’m guessing you all know what I’m taking about.  You put the Play-Doh in the hopper and press the handle down and the Doh gets pushed through the little form screen thing, and gets turned into spaghetti.  Why the heck would I be talking about such things?  Because that process is called “extruding” and it’s sort of alarmingly similar to how alloy rims start life.  Alloy rims start life as a stock of (cue Dr. Evil voice) molten hot magma (equivalent to the Play-Doh), and a die...

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