NEW - GRAPH TECH RATIO 3X3 ACOUSTIC TUNING KEYS

Open Back

Butterbean Buttons

The PRN-3422 is a right-handed set of open back RATIO® Calibrated Machine Heads for acoustic guitars that use 3+3 side tuners.

It has a butterbean button.

Specifications:

Gear ratio: unique for each string position - one turn-one tone

Peg holes diameter required: 0.346" (8.8mm)

String post diameter: 0.236" (6mm)

String post length to string hole: 0.827” (21mm)

Weight per single machine head: 0.056lbs (25.5g)

Weight per set of six: 0.338lbs (153g)

String diameter up to 72 gauge

Includes 6 machine heads, mounting screws and bushings

NICKEL