6GLO Grip-Lock Locking Guitar Tuning Machines 3+3 Black

HIGH STABILITY - Keep your tuning perfectly stable thanks to the Grip-Lock patented locking mechanism EASY AND FAST SETUP - The UMP (Universal Mount Plate) enable upgrades without drilling or screwing QUICK CHANGE - Grip-Lock tuners make changing strings a breeze HIGH STABILITY - Keep your tuning perfectly stable thanks to the Grip-Lock patented locking mechanism EASY AND FAST SETUP - The UMP (Universal Mount Plate) enable upgrades without drilling or screwing QUICK CHANGE - Grip-Lock tuners make changing strings a breeze