GRAPH TECH - Ratio Machine Heads. Acoustic Guitar.
6-in-line. Mini contemporary shaped buttons. Diecast housing with hardened steel gears. Includes 4 different sets of InvisoMatch aluminium mounting plates for easy installation into most headstock styles. Tripled plated Chrome. Packaged. Gear Ratios: E1=12:1, B2=20:1, G3=35:1, D4=20:1, A5=24:1, E6=39:1.