Graph Tech Ratio Locking Tuned Machine Electric Gold Mini Left

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RATIO® patented gear technology RATIO® - 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, 1 2:1. 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. Features The PRL-8721 and PRL-8731 are left-handed sets of Locking RATIO® Calibrated Machine Heads for electric guitars that use 6-in-line tuners. It has a two-pin casing that can be used as is, or with our Patented InvisoMatch Mounting Plates [opens in new tab]. 4 different sets of InvisoMatch mounting plates in brushed aluminum are included to make installation on most guitars fast and accurate by using your existing screw mounting holes. Specifications 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: 0.910” (23mm) Weight per single machine head: 0.083lbs (38g) Weight per set of six: 0.496lbs (225g) String diameter up to 72 gauge Includes 6 machine heads, mounting screws and bushings Includes complimentary 4 sets of aluminum mounting plates Show more