Tuning Machines

These compact bass machine heads with threaded bushings for 9/16'' diameter peg holes. Gotoh's "Res-O-Lite" machine heads are extremely light weight, only 40 grams each, and made from aluminum alloy to make for a less heavy necked bass. Superior quality and precision made for even the most demanding players out there! Comes in 2+2 configuration and features a 20:1 Gear Ratio. Mounting hardware included.

For the ultimate in weight control, we offer the 143 series for Bass Guitar. With a plastic housing and aluminum string post, this lightweight bass key is perfect for the player who is concerned about the overall weight of the instrument. The 20:1 gear ratio provides the finest tuning available. 2 treble and 2 bass.

Retrofits guitars equipped with Schaller® M6 Mini tuning machines. Take your music to a new low with the closed gear Xtender. With the flip of a lever, your low E string can go down to D, C or even B (depending on your string gauge).

A smaller version of the regular size ROTO-GRIP® lockers for the in line and smaller headstocks or for those who prefer a lighter feel.

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. Includes 3 treble and 3 bass.

Take your music to a new low with the GT1 Grover® Xtender. With the flip of a lever, your low E string can go down to D, C or even B (depending on your string gauge). Retrofits guitars equipped with Grover® Rotomatic tuning machines

Distinctive in styling and quality, the Imperial made it's first appearance in the 1970s. The most notable feature of this unique machine head is the futuristic Three Step button, a fresh and funky design trademarked by Grover. This re-introduction of the Imperial is an exact reproduction of the originals, including a 16:1 gear ratio.

The introduction of the new Grover Locking Rotomatics® gives you the ease of use provided by a standard tuner and the positive locking of our internal cam post. Simply insert the string through the string hole, pull to tension by hand and begin tuning. As you start to tune, only the locking cam in the string post turns. Once the string is locked, the string post begins to turn allowing you to bring the string to pitch. In less than one revolution of the string post, you will be in tune, to stay in tune. Gear ratio is 18 to 1.

The SG510 series are recognized the world over as one of the top performing super tuners on the market. These feature an 18:1 gear ratio. They have evolved through improvement without any compromises along the way. The come equipped with a considerable amount of high-technology as a standard. With the improvement of precision fitting gears which give a marvelous touch on playing they have gained a considerable reputation and are trusted as the No.1 machine head by many musicians all over the world. These are three-on-a-side. Mounting hardware included.

SGS is the smaller model of SG510 series and use a 18:1 gear ratio. The SGS510 series has evolved through improvement without compromise at any stage and come equipped with a considerable application of high-technology as standard. With the improvement of precision fitting gears, marvelous touch on playing—they have gained a considerable reputation and are trusted as the No.1 machine head by many musicians all over the world. Mounting hardware included.

The same innovative engineering and classic design as the Original Locking Rotomatics®, but with smaller buttons for those who prefer a little more space for their fingers. Gear ratio is 18:1.
Contains 3 treble and 3 bass

The Super Rotomatic® has a 14:1 gear ratio. The 3 step button gives this machine a distinctive look and the sealed-in lubrication assures smooth gear-and-worm movement for the life of the machine.

The original Rotomatic® with an improved higher ratio gearing. The 18:1 ratio provides for finer tuning and greater stability. The finer gears provide smoother tuning and a higher degree of backlash elimination. This new version of the Rotomatic® uses the exact housing as the original. Only the gearing has changed. Includes washers, bushing and wood screws.

These super tuners are recognized as such around the world. The SG381 feature a 16:1 gear ratio and has evolved through improvement without compromise at any stage and come equipped with a considerable application of high-technology as standard. With the improvement of precision fitting gears, marvelous touch on playing---they have gained a considerable reputation and are trusted as the No.1 machine head by many musicians all over the world. These come with a metal keystone head and are perfect for your three-on-a-side setup. Mounting hardware included.

The Mid-Size series is made with the same quality as the other Rotomatic® models. Slightly larger than the Mini Rotomatics®, the mid size series features an 18:1 gear ratio for smoother, more precise tuning. This compact machine head is perfect for use on smaller and in-line headpieces.

These guitar machines are a triumph in engineering and styling. The housing provides a maximum bearing for worm, gear and string post. Gear ratio is 14:1. Worm and gear are precision-cut for perfect meshing. This eliminates backlash and slippage. Countersunk tension screw permits player to regulate turning tension to any degree. Gear box has a special lubricant for lifetime, trouble-free service. Includes 5/8” washers, bushings and wood screws.

Totally professional in design and performance. Small and lightweight, this precision machine fits guitar headpieces that will not take full size machines. The mini buttons provide more space for players' fingers (even larger fingers) to tune strings. Gear ratio is 14:1. Sealed-in lubrication keeps Mini-Rotomatics perfect for a lifetime! Includes ⅝" washers, bushings and wood screws.

Grover style machine heads with threaded bushings for 10mm (13/32") diameter peg holes. Superior professional grade quality and precision made for those who demand nothing but the best for their guitars without breaking the bank. Featuring an 18:1 Gear Ratio and Gotoh's "Rock-Solid" technology so you dont have to worry about a post being misangled causing unproper tension on the strings. Hardware Included

Precision 20:1 gear ratio enclosed Bass Guitar tuners. With a 7/16"-diameter string posts and threaded hex bushings. They require a 9/16"-diameter peghole for installation. Featuring sealed lubricated, cast housings and metal knobs. Mounting screws are included. Mounting hardware included. For 5-string bass. 3 Left, 2 Right.

3 per side. New Kluson® 19:1 ratio die-cast tuning machine set for contemporary guitars. These state of the art diecast tuners are designed for usage on contemporary guitars and utilize the same mounting hole common to Grover 305 series medium tuners as well as the common Gotoh tuner with the mounting screw located offset at approximately 7 O'clock or 5 O'clock depending on left or right handed application. Uses the common modern 25/64 in. (10mm) peghole with a hex head type screw-in bushing and single mounting screw. All mounting hardware is included.

Gotoh chrome locking tuner. Great upgrade or replacement for many stock tuners.

• #5 button
• Chrome finish
• 16:1 gear ratio
• 3+3 orientation

Precision 20:1 gear ratio enclosed Bass Guitar tuners. With a 7/16"-diameter string posts and threaded hex bushings. They require a 9/16"-diameter peghole for installation. Featuring sealed lubricated, cast housings and metal knobs. Mounting screws are included. Mounting hardware included. For 5-string bass. 2 Left, 3 Right.

Sealed rear-lock diecast tuning machine set with a standard 45° mounting screw and solid metal oval buttons. This chrome finished configuration looks classic on both electric and acoustic guitars. The gear ratio is 19:1. All mounting hardware is included in this three per side tuner set.

The 102V series is a remake (replica) of the original “Milk Bottle" style Rotomatics® first introduced by Grover. With an 18:1 gear ratio, this unique style will make any vintage guitar appear truly original. Package of 6, 3 per side.