A metal frame, two wheels, pedals, a seat, and handlebars--on first glance, bicycles look pretty straightforward. And yet, even today's most stripped-down bicycles can feature as many as two hundred parts, each with a critical role to play. The unbelievably efficient way they work together is what makes modern bicycles such marvels of compact engineering, and sometimes frustrating to diagnose and repair. In The Bike Deconstructed, bicycle guru...