DESCRIPTION:
Gary from Upton Bass explains the concept and installation of our Low C and B-Extensions for upright bass, each custom built and totally non-invasive to your precious bass scroll! Learn more at http://www.uptonbass.com/bass-order-upgrade-c-extension/

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Upton Bass String Instrument Co.
159 Packer Rd Mystic, CT 06355
(860) 535-9399
http://www.UptonBass.com

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