A lever is a simple mechanism that uses a bar to pivot around a fixed point called a fulcrum. Levers can be joined together to form linkages. Simple linkages can be used to change the direction of ...

Have you ever seen a flag being raised, or wondered how a mechanical clock works? Let’s take a look at some of the simple mechanisms that they use. Pulleys and gears. When a flag is raised, it will ...

CXM’s Josh Patterson hacks his SRAM Double Tap levers for our readers. Update: As of 2010, SRAM offers several singlespeed brake lever options (the S900 and S500) that don’t require gutting a ...