Sperzel 6 In Line Black Locking Tuners
These Sperzel Locking Tuners are the solution to a lot of tuning problems, besides being fast and easy to string. Sperzel pioneered the locking tuner technology and their tuners are still top notch professional machines, made in the USA. The string posts are graduated for optimal angle over the headstock. This is a set for 6-in-line stringing, in black.