Genuine Roto-Grip Locking Rotomatic 502BC 3×3 Black Chrome
The newest addition to the Grover family, these locking machine heads utilize the famous 18:1 Rotomatic design with a thumb screw mechanism which locks the string into place.
Insert the string through the post hole, wrap around once, then lock by tightening with the thumb screw. Perfect replacement for the most standard machine heads. Includes all mounting hardware.
All Grover products sold by us are genuine, official Grovers in original retail packaging.
You can find the dimensions and spechere
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