Graph Tech Ratio 6-In-Line Electric Locking Machine Heads - Chrome Contemporary Mini - Open-Box

Open-box but never used. Comes with all hardware and original packaging. RATIO® patented gear technologyRATIO® - Calibrated Machine Heads incorporate different string gauges into the tuning equation. From Low E to High E 39:1, 24:1, 20:1, 35:1, 20:1, 12:1. We balanced the gear ratios to each string simplifying the tuning process. With RATIO®, a half-turn is a semi-tone! Every string reacts the same to any tuning adjustment. Predictable, precise tuning, on every string. The PRL-9721 and PRL-9731 are right-handed sets of Locking RATIO® Calibrated Machine Heads for electric guitars that use 6-in-line tuners with staggered posts (eliminates the need for a string tree). Gear ratio: unique for each string position - one turn-one tone Peg holes diameter required: 13/32" (10mm) String post diameter: 0.236" (6mm) String post length to string hole: 0.827” (21mm) - 0.787" (20mm) - 0.748" (19mm) Weight per single machine head: 0.083lbs (38g) Weight per set of six: 0.496lbs (225g) String diameter