GrandTune Classic Hauser: without guide bushings

With the Schaller GrandTune  we have created the ultimate combination of stylish vintage design, accurate tuning and velvety smooth performance. A perfected, classic tuning machine for guitars, as open-gear tuner.

Its 1:18 gear ratio offers unsurpassed precision and durability. The avoidance of synthetic coatings makes it a perfectly resonant unit on any instrument. With its wear-free interaction it will shine and sound as long as your finest guitars. Experience for yourself how sound quality, tuning stability and performance find unity in these machine heads.

Special features

• 1:18 gear ratio supports precise and velvet- smooth tuning.
• Hyper- accurate gear joints and fittings without polymer coatings present perfect stick-slip-performance and zero wear and slackening.
• GrandTune features permanently locked, sealed and covered screw joints for zero degradation and maintainance-free performance.
• New formula bell brass gearwheels guarantee velvet-smooth feel and touch
• Standard dimensions for easy installation.
• Countersunk screw holes for solid fit and perfect sound coupling.

GrandTune Classic Hauser – without guide bushings – in detail

• The Classic Hauser model impresses with its simple elegance without engravings
• Not only connoisseurs of high-quality classical guitars appreciate its carefully tuned gear torque.
• High-gloss string rollers
• Without 10 mm guide bushings: the base plate is smooth on the back, see additional image in the product preview.
• The Classic Hauser model without guide bushings is only available with 6 mm posts (and a central tuning peg hole) for slotted headstock, see product configurator: post for slotted headstock 14,65.
• The GTC Hauser without guide bushings is mainly intended for existing headstocks with through holes of 6 mm, which are often found on vintage instruments and which do not require drilling out to 10 mm. 

Technical specifications

• Gear ratio: 1:18
• Weight per baseplate: 75 g (Snakewood), 81 g (Perloid white square, Ebony square), 82 g (Polybone oval, Acrylic black ellipse)

Scope of supply

• 8 x mounting screws: M2.2 x 11
• No bushings are required for slotted headstock GT-models (they are not included in the scope of delivery)! You can find optional bushings here: replacement kits for machine heads.

The indicated price refers to a whole set consisting of a right and a left baseplate with three tuners each.

See also our other GrandTune designs with 10 mm guide bushings here:

• Classic Hauser with 10 mm guide bushings
  
• Classic Lyra with 10 mm guide bushings
  

(These models offer an additional variety of axes with and without ball bearings)

PDF file downloads

• GrandTune Classic Hauser
  
• GrandTune Classic Buttons
  
• GrandTune user guide
  

(Technical drawings without engagement. Our technical drawings show just a sample of buttons and posts. You`ll find the technical details of our posts by using the configurator chapter „posts“.) 

User guide