When equipping the existing musical instrument with GOTOH products, processing of addition to the musical instrument side may be necessity. If attachment impossible without processing is carried out, there is a possibility of leading to breakage of a musical instrument. Please check size etc. well before purchase. Moreover, We recommend that clearing work is requested from specialists, such as a repair shop. In addition, about breakage of the musical instrument when replacing, an accident, etc., it shall be considered as self-responsibility, and our company shall not take any responsibility.