Image Item No. Description  bb0261  Music Builder Roller Catalog: Parts: Explore  plug025  Music Builder Sound Cartridge Catalog: Parts: Explore  plug018  Music Builder Sound Plug with Banjo pattern Catalog: Parts: Explore  plug008  Music Builder Sound Plug with Duck pattern Catalog: Parts: Explore  plug004  Music Builder Sound Plug with Flute pattern Catalog: Parts: Explore  plug015  Music Builder Sound Plug with Tuba pattern Catalog: Parts: Explore  plug002  Music Builder Sound Plug with Violin pattern Catalog: Parts: Explore  plug011  Music Builder Sound Plug with Xylophone pattern Catalog: Parts: Explore