Your truss rod is a vital part of your guitar. It's job is to control the general curvature of your neck - a long and skinny piece of timber, that's constantly fighting the pull of six strings. The ...

The truss rod is a metal bar that runs down inside the length of a guitar's neck to help keep it straight under the constant and relatively intense tension of the strings.

Getting your guitar set up and maintained properly is vital to playing well and sounding great. If your guitar strings can’t resonate and intonate properly you’re automatically at a disadvantage. So ...

Truss rod: The truss rod affects the guitar’s string height, or “action.” If the action is too high, the instrument can be hard to play. If it’s too low, the strings can buzz at certain frets.

So after talking about how to lower or heighten guitar string action, it's time to talk truss rods for electric and acoustic guitars. And we better begin with what they are, and what they actually do.