BOSS Effector SD-1 (Made in Taiwan) | eBay,Boss SD-1 Super Overdrive guitar pedal, made in Taiwan, black label*Please note: Gardiner Houlgate d,Boss SD-1 Super Overdrive guitar pedal, made in Taiwan, black label*Please note: Gardiner Houlgate d,Boss SD-1 Super Overdrive,NPD: Late eighties/nineties Black Label Boss SD-1 : r/guitarpedals,