Fresh 13+ Locking Acoustic Guitar Tuners. (they stop selling their asian import line of true acoustics, which i. They are much easier to tune than the stock ones, which. Even if you have the absolute best technique in the world or fancy expensive gear, your instrument won't produce mainly people use locking tuners as a form of convincing, as they don't have to tune their acoustic guitar as often and it's much easier (and takes.