Thomastik-Infeld Belcanto Bass H Thomastik-Infeld Belcanto Bass C1 Extension Item No. BC64C Manufacturer Thomastik-Infeld Thomastik-Infeld Belcanto Bass G Thomastik-Infeld Belcanto Bass C1 Extension, steel rope core, chrome × Thomastik-Infeld Belcanto Bass C1 Extension