6R Auto Lock Acoustic Guitar Machine Heads 6R Chrome

Set of 6 quality chrome machine heads for steel string (electric or acoustic) guitars ( 6 R )
Now you have no more worries as to how have to pack for the handling guitar, piano small knock a small touch button and let the strings out of tune! The guitar will not off key if you lock the screw post when tune the guitar properly.
Quality sealed machine heads
Auto Locking Tuners (Tuning Pegs)
Heavy duty internal gear
Material: material + steel gear
Gear ratio: 18:1
Colour: chrome
hole diameter is 6mm