Ratio Electric Locking MusicMan 4x2 MiniCon Button (Select Finish) - Graph Tech Guitar Labs Ltd.

4+2 Ratio Lefty Electric Locking Machine Heads Mini Contemporary Button (Black Finish) (PRL-8421-LB0)



The PRL-8421-LB0 is left handed set of Locking Ratio Tuned Machine Heads for a Music man, or other 4x2 style headstock. It has a mini contemporary button, a two pin casing and is available in three finishes.

4 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.


Ratio - Tuned 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.