ROTO-GRIP LOCKING SUPER ROTOMATICS® (509 SERIES)

The Roto-Grip Locking Super Rotomatics® (509 Series) utilize the famous Rotomatic® design with a “thumb screw” mechanism which locks the string into place. The 3-step button gives these machine heads a distinctive look and sets them apart from other Rotomatics®. With 18:1 gear ratio.

The 509 Series utilize the famous Rotomatic® design with a “thumb screw” mechanism which locks the string into place, allowing for quick string changes. To operate, insert the string through the post hole, wrap around once, then lock by tightening with the thumb screw. The 3-step button gives these machine heads a distinctive look and sets them apart from other Rotomatics®.

  • 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: 1.6oz/9.6oz
  • 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. 509N Nickel
No. 509C Chrome
No. 509G Gold
No. 509BC Black Chrome

Schematic Drawing

509 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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