The original “Milk Bottle” style Rotomatics® (103 Series) offers the same specs and styling as the original “Milk Bottle” style Rotomatics® 102V Series, but with Pearloid Buttons and button retainer. With 18:1 gear ratio.

The 103 Series offers the same specs and styling as the Original “Milk bottle” style Rotomatics® 102V Series, but with Pearloid Buttons and button retainer. With a 18:1 gear ratio, this unique style will make any vintage guitar appear truly original. Worm and gear are precision-cut for perfect meshing to eliminate backlash and slippage. Countersunk tension screw permits player to regulate turning tension to any degree. Enclosed gear box with special lubricant for a lifetime of trouble-free service.

  • Sealed-in, lubricated gears
  • 18:1 gear ratio
  • 25/64” post hole
  • Post length to hole: 23mm
  • Overall post length: 28.2mm
  • Weight per pc/per set: 1.5oz/9oz
  • Max. string gauge: .074”
  • Hardware included (bushings, washers, screws)
  • Drop-in replacement for:
    • 102-18 Series
    • 102V Series
    • 103 Series
    • 106 Series
    • 109 Series
    • 109-18 Series
    • 135 Series (Top mounting hole will be visible)
    • 136 Series (Top mounting hole will be visible)
    • 502 Series
    • 509 Series

Available in:
For standard guitars, 3 Treble and 3 Bass, Set of 6
No. 103N Nickel
No. 103C Chrome
No. 103G Gold

Schematic Drawing

103 Series

AllParts Music Corporation

-Houston TX 77041United Stateshttps://www.allparts.com/

Australasian Music Supplies

-Melbourne VIC 3000Australiahttps://www.austmusic.com.au/

Guitar Center

-Thousand Oaks CA 91359United Stateshttps://www.guitarcenter.com/

John H Skews & Co, Ltd.

-Gaforth Leeds LS25 2HrUnited Kingdomhttps://www.jhs.co.uk/

Musicians Friend (Guitar Center)

-Medford OR 97504United Stateshttps://www.musiciansfriend.com/

Plus Music Products

-Thornville OH 43076United Stateshttps://www.ebay.com/str/plusmusicproductsonline

Skyway International, Inc.

-Exton PA 19341United Stateshttps://www.skywayint.com/

Skyway International, Inc. (sporthitech)

-Exton PA 19341United Stateshttps://sporthitech.com/collections/grover

Stewart-McDonald Mfg Co

-Athens OH 45701United Stateshttps://www.stewmac.com/

Sweetwater Music

5501 US Hwy 30 WestFort Wayne IN 46818United Stateshttps://www.sweetwater.com/

WD Music Products, Inc.

-North Fort Myers FL 33903United Stateshttps://www.wdmusic.com/

Warwick GmbH & Co – Austria

-- Austriahttps://shop.warwick.de/

Warwick GmbH & Co – Belgium

-- Belgiumhttps://shop.warwick.de/

Warwick GmbH & Co – Czechoslovakia

-- Slovakiahttps://shop.warwick.de/

Warwick GmbH & Co – Germany

-- Germanyhttps://shop.warwick.de/

Warwick GmbH & Co – Italy

-- Italyhttps://shop.warwick.de/

Warwick GmbH & Co – Poland

-- Polandhttps://shop.warwick.de/

Warwick GmbH & Co – Portugal

-- Portugalhttps://shop.warwick.de/

Warwick GmbH & Co – Spain

-- Spainhttps://shop.warwick.de/

Warwick GmbH & Co – Switzerland

-- Switzerlandhttps://shop.warwick.de/
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