Without a truss rod, your guitar would be a lot harder to play – here's everything you need to know, from the history of the truss rod to how to adjust it safely
We have Gibson's Thaddeus "Ted" McHugh to thank for truss rods, and a lot to be thankful for. They made the instrument ready for the steel-string era, more playable and more durable – and adjusting them isn't as scary as you might think
