6-In-Line Ratio Electric Locking Machine Heads (PRL-8721, 8731, Select Finish and Button Style)
6-In-Line Ratio Electric Locking Machine Heads (PRL-8721, 8731, Select Finish and Button Style) 6-In-Line Ratio Electric Locking Machine Heads (PRL-8721, 8731, Select Finish and Button Style) 6-In-Line Ratio Electric Locking Machine Heads (PRL-8721, 8731, Select Finish and Button Style) 6-In-Line Ratio Electric Locking Machine Heads (PRL-8721, 8731, Select Finish and Button Style) 6-In-Line Ratio Electric Locking Machine Heads (PRL-8721, 8731, Select Finish and Button Style) 6-In-Line Ratio Electric Locking Machine Heads (PRL-8721, 8731, Select Finish and Button Style)

6-In-Line Ratio Electric Locking Machine Heads (PRL-8721, 8731, Select Finish and Button Style)

USD 112.658

Available Options

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, 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.

RATIO Machine Heads explanation video

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The PRL-8721 and PRL-8731 are right-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.

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6-in-line tuners set ?Ratio Tuned Machine Heads: The New Standard In Tuning Technology

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A total of 3 guests made comments

Mason Phillips - 2024-03-03

Lightning-fast shipping and the product quality is second to none. You really get more than what you pay for. Plus, customer service is outstanding.

Elijah Jackson - 2024-03-03

The speed of delivery and the quality of the product have exceeded my expectations. Great value and fantastic service!

Ava Garcia - 2024-03-03

Fast shipping, excellent product, and unbeatable price. The customer service team is very attentive and responsive. Highly recommended.

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