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.

Important Specs and Dimensions:

Mounting hole location at 6 O'clock

Gear ratio = 18:1

Hole size requirement = 25/64 in. (10mm)

Post Diameter = 15/64 in. (6mm)

String Post length = 1.008 in. (25.6mm)

Bushing Type = Hex head / Bolt bushing

Collar length = 25/64 in. (10mm)

Button = Metal Keystone

Finish = Gold

Payment

Sales tax will be added where required

Shipping

Free shipping to the beautiful United States of America ONLY (including AK HI & PR)

Returns

This Item is Brand New and unused

Can only accept returns on new and un-opened product