NAMM '14 - Jens Ritter Princess Isabella Demo, Aqua Marine, Blue Dragon & R8 Concept Bass Rich OsweilerFebruary 27, 2014VideoThe classy German luthier brings his high-end flair to NAMM and celebrates with 4 new handmade builds.gearvideosgear-show-demonamm-2014jens-ritterbass-gearguitarssemi-hollowbodywhats-newBassElectric GuitarsGearNAMMVideosReviews