Kason F9 Twister Racquets. 3U/NG5 (like Yonex 3U/G5). Strung with Victor VS-850 at 26lbs. Mint condition, backup racquet which is hardly used. Latest batch wiht NG5 laser etched on shaft and Li-Ning hologram on cone. Comes with very nice, red velvet line case. Asking S$170. Please contact me at 9746-0882 if interested. Singapore deals preferred please.