Koa 4 String Fretless California U•BASS® – Kala Brand Music Co.
Kala UBASS-WNDR-FS 4-String RH Mahogany Wanderer Fretted Acoustic Electric U -BASS Ukulele with Gigbag-Natural ubass-wndr-fs - Canada's Favourite Music Store - Acclaim Sound and Lighting
Kala U basses
Kala U-Bass Solid Body Pickups? | TalkBass.com
Kala U-Bass Acoustic / Electric Ukulele Bass - Grass Roots Music Store
Kala U basses
Best Bass Ukulele Reviews & Buyer's Guide (2022 Edition)
Best Bass Ukulele Reviews & Buyer's Guide (2022 Edition)
Kala U-Bass SSMHG-FL Electro Acoustic Bass Ukulele, Fretless at Gear4music