In this clip quick shot from his home studio, Megadeth bassist David Ellefson breaks down the features of his Jackson X Series Signature David Ellefson 30th Anniversary Concert™ Bass CBX V. For the "Rust in Peace" tour in 1990, Ellefson and Jackson® collaborated to craft the brand’s first ever 5-string bass model that would hold up to the thrash bassist’s crushing tone. This original 5-string custom Jackson bass quickly became Ellefson’s go-to for the next three years of worldwide touring, and e