Grover Original Rotomatics (102 Series) 3+3 Tuners

StewMAX Member Appreciation Sale
10% OFF + FREE SHIPPING*
Special offer ends Tuesday, May 21, 2024 at 11:59PM ET

StewMAX Member Appreciation Sale
10% OFF + FREE SHIPPING*
Special offer ends Tuesday, May 21, 2024 at 11:59PM ET

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Grover Original Rotomatics (102 Series) 3+3 Tuners, 18:1 ratio, nickel
18:1 ratio, nickel Item # 0900 In stock, ready to ship!
$66.67
Grover Original Rotomatics (102 Series) 3+3 Tuners, 18:1 ratio, gold
18:1 ratio, gold Item # 0900-G In stock, ready to ship!
$113.29
Grover Original Rotomatics (102 Series) 3+3 Tuners, 18:1 ratio, chrome
18:1 ratio, chrome Item # 0900-C In stock, ready to ship!
$69.47
Grover Original Rotomatics (102 Series) 3+3 Tuners, 14:1 ratio, nickel
14:1 ratio, nickel Item # 0901 In stock, ready to ship!
$59.70
Grover Original Rotomatics (102 Series) 3+3 Tuners, 14:1 ratio, gold
14:1 ratio, gold Item # 0901-G In stock, ready to ship!
$91.07
Grover Original Rotomatics (102 Series) 3+3 Tuners, 14:1 ratio, chrome
14:1 ratio, chrome Item # 0901-C In stock, ready to ship!
$62.50
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*StewMAX Members receive FREE standard shipping on all orders for the life of their membership. Members also receive special pricing on select items, and exclusive offers each month that may include tools, parts or supplies. Learn More

Grover Original Rotomatics (102 Series) 3+3 Tuners

Popular since the '60s, Rotomatic tuners are now available in 2 gear ratios. For 3-left/3-right pegheads.

Rotomatic® full-size tuning machines feature large removable metal knobs with adjustable tension, cast gear housings and lifetime sealed lubrication. Sets of 6, for 3-left/3-right pegheads.

Mounting screws and threaded hex peghead bushings with washers are included. 10mm (13/32") diameter pegholes required.

For 6-in-line pegheads, see Grover Midsize and Mini tuning machines.

Installation Tips

Mounting screws: Pilot holes required. Installing delicate screws into hard wood requires great care and accuracy. We highly recommend the #1711 Depth-stop Drill Bit (No.50 bit) for the pilot hole before installing these screws. Lubricate the screw threads with cutting lubricant (also wax or a bar of soap) to reduce friction and help them thread properly.

    • Item #
    • Weight
    • 0900
    • 0.6024 lbs. (0.27 kg)
    • 0900-C
    • 0.6220 lbs. (0.28 kg)
    • 0900-G
    • 0.6020 lbs. (0.27 kg)
    • 0901
    • 0.6184 lbs. (0.28 kg)
    • 0901-C
    • 0.700 lbs. (0.32 kg)
    • 0901-G
    • 0.6212 lbs. (0.28 kg)
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Cancer and Reproductive Harm