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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 15 - Jun 20
For Your Every Summer RSVP, with Code: SUMMER15
Description
Grover 102-18C Rotomatic 18:1 3 per Side Tuners, ChromeThe 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. Designed for 3x3 headstocks.

Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 365 reviews
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Product Reviews
★★★★★ 5
Excelente
Excelente
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Reviewed in the United States on May 31, 2026
★★★★★ 4
Functions. No trigger,need relay for car install
Functions,but will not turn off. No remote wire,just positive & negative. Need relay to install correctly to use on-board fuse. Or connect to remote only to view voltage use. No instructions.
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Reviewed in the United States on September 29, 2025
★★★★★ 5
Good quality
Good quality
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Reviewed in the United States on December 14, 2025
★★★★★ 5
Se ve excelente
Se ve de buena calidad, aún no lo instaló pero si se aprecia muy bueno.
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Reviewed in the United States on April 11, 2026
★★★★★ 5
Ez install
I really like how EZ it was to install, the display is handy tells you what your voltage is currently. Nice
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Reviewed in the United States on February 5, 2026




