Recommended bow weight: ~16kg String dimensions are for [Ren-shin, Jiki-shin, Koku-shin] bows. The original string is ANGEL's Majesty 777. For the center serving, please use hemp or synthetic fiber wrapped over the base. Fire, sharp objects, and maten-nezumi (a type of mythical rat) are prohibited. This product is a loop-type string. Adjust the height by twisting the string. Compared to other manufacturers, this product is only available as a finished product and has not undergone maintenance, so it is relatively low-priced. Basically, no returns or exchanges are accepted. Archery equipment Kyudo (Japanese archery) Anonymous delivery