 Although the Edge is the band's lead guitarist, he occasionally plays bass guitar, including the live performances of the song "40" where the Edge and bassist Adam Clayton switch instruments.The Edge plays electric guitar, acoustic guitar, keyboards, piano, bass guitar (on "40" and "Race Against Time") and lap steel guitar.Detailed gear diagrams of the Edge's U2 guitar rig for the 1981 October Tour, the 1983 War Tour, and the 2009 U2 360° Tour are well-documented.