His collection of bass guitars includes a seafoam-green USA Joe Osborn, sunburst USA Joe Osborn with a fretless fingerboard, sunburst Skyline Joe Osborn, red Skyline Bob Glaub, shoreline gold Skyline Hollowbody, custom 44-94, light blue 44-94, cherry sunburst 55-94 with Gibson knobs, fiesta red 30" Jazz Bass (44-60), 1975 Fender Jazz Bass, Gibson SG Bass, Fender Jaguar Bass, and a Hofner 500/1 "Beatle Bass". Most of his bass guitars have rosewood fingerboards and are strung with GHS flatwounds, with the exception of the Skyline Bob Glaub and the 55-94 which are strung with Thomastik-Infeld roundwounds. Kenny also plays Gibson Les Pauls which is seen in the DVD video for "Not Today". His live Mesa/Boogie rig consists of a pair of Big Block 750 heads and a Roadready 8x10 cabinet. In the studio and for solo gigs and small live gigs with Incubus, he uses Mesa Walkabout 1x12 combos and extension cabs.