D'Addario Accessories Auto-Trim Tuning Machines - Locking Tuners for Guitars - 6 In Line Setup, Black

AUTOMATICALLY CUTS EXCESS STRING WHILE TUNING: Trims excess string while tuning to ensure consistent and accurate tuning., EASY STRING CHANGES: The locking tuners make changing strings fast and easy., SMOOTH AND PRECISE TUNING: The sealed gear box with lubricated gears ensures smooth and precise tuning., UNIVERSAL FIT: Fits most 6-in-line electric and acoustic guitars without drilling or modification., ATTRACTIVE FINISH: Adds a sleek and modern look to your guitar while providing reliable tuning performance.