Martin 18TOOL27 String Action Gauge hideprice matching painted headstock and 4-ply

matching painted headstock and 4-ply tortoiseshell pickguard

Current Draw: 170 mA

Pickup Switching: Neck pickup only (rhythm circuit)

Number of tracks

Martin 18TOOL27 String Action Gauge hideprice matching painted headstock and 4-plyMartin 18TOOL27 String Action Gauge From the leaders in world class acoustic tone comes a must have tool for maintaining proper setup. For use on all stringed instruments. Setup Like the Pros Standard & Metric Measurements All Stringed Instruments Suggested 12th fret action (can go lower if no buzzing is present). Bass Side Treble Side ACOUSTIC 3 32" (2. 4mm) 2 32" (1. 6mm) BASS NYLON 4 32" (3. 2mm) 3 32" (2. 4mm) CLASSICAL 5 32" (4. 0mm) 4 32" (3.