Herewith Kizuna Duratech D61 Top quality badminton stringing assessment; Kizuna Duratech D61 top quality badminton string by ERR badminton restring Singapore. Kizuna D61 is just released in 2019. This Kizuna D61 badminton string as you are able to begin to see the gauge is skinny only 0.61mm, but this string ready to provide “difficult”