Dunlop 926 Lap Dawg Tonebar, Chromed Brass Add sustain and vibrato to your lap guitar playing with the Dunlop Lap Dawg Chromed Brass Tonebar Redesigned body with larger radius The Dunlop Lap Dawg Chromed Brass Tonebar has a larger radius that adds sustain and vibrato The bar's ergonomic body offers a more comfortable grip and side angles that improve speed and clarity for hammer-ons and pull-offs 3/4" diameter