Schaller GrandTune is a superior tuning machine with hypertech tuning and vintage design. Uses cutting edge technology. Is the ultimate combination of tasteful design and velvet-smooth feel and touch. Offers precision and longevity second to none, perfectly resonating. High calibre sound quality, tuning stability and superior performance. 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. Features permanently locked, sealed and covered screw joints for zero degradation and maintenance-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.

–          Model: A-Style
–          Buttons: GT Mandolin Perloid
–          Surface: Nickel
–          Ratio: 1 : 18
–          Weight: 160 g/item
–          Bore: 6mm