Amazon.com: Electric Bass Ukulele,AKLOT Baritone Fretless Ukelele Bass Uke 30 inch Ebony African Blackwood Professional E-A-D-G with Gig Bag Strap for Beginner Advanced : Musical Instruments
Road Toad Music U-Bass Pahoehoe Ukulele Strings - 4-string Black | Sweetwater
4 strings Ukulele Bass mahogany Instruments with EQ
Aquila 68U Thundergut 4 String Set GDAE Bass Ukulele Strings 18-21 in Scale