Kala UBASS-HH-SSMHG-FS Hutch Hutchinson Signature Solid Spruce Top U•BASSFor over a decade, Hutch Hutchinson has been an avid supporter of the Kala UBASS. The Hutch Hutchinson Signature U BASS, which first hit the market in 2011, has returned. Featuring a strikingly unique angled 4 Vent soundport and a solid spruce top, the Hutch Hutchinson Signature Solid Spruce Top Mahogany UBASS is made to stand out, both visually and sonically. This model includes a Deluxe Padded Gig Bag. Bag and Case Information Custom UBASS Gig Bag