Herewith Kizuna Duratech D61 Quality badminton stringing review; Kizuna Duratech D61 quality badminton string by ERR badminton restring Singapore. Kizuna D61 is just released in 2019. This Kizuna D61 badminton string as you can see the gauge is thin only 0.61mm, but this string ready to provide “tough” experience. During this badminton