Warwick German Pro Series Thumb BO 4-String Bass Guitar, Natural Transparent Satin
Cort Elrick NJS4 4-String Bass Guitar, White Finish w/ Maple Fingerboard & Gig-Bag – Elrick Bass Guitars, Ltd.
Amazon.com: Glarry Electric Bass Guitar Full Size 4 String Rosewood Basswood Fire Style Exquisite Burning Bass (Red) : Musical Instruments
available on Amazon]Vangoa VB-1 Electric Bass Guitar Full Size 4 Stri
4 String Bass Headless – Hipshot Products
Ibanez SR300E 4-String Bass Guitar – Andy's Music
Ibanez GSR200SM 4-String Electric Bass Guitar Natural Gray Burst – Dr. Guitar Music
Amazon.com: Davison Guitars Guitars 4 String Electric Bass Guitar, Black - Full Size Right Handed Beginner Kit with Gig Bag and Accessories : Musical Instruments