VICTOR Thruster-K Light Fighters 30 Weight / Grip Size 6U/ G5 String tension LBS 6U:≦ 28lbs(12.5Kg) Frame Material High Modulus Graphite Shaft Material High Modulus Graphite 7.0 SHAFT Victor勝利 | Thruster K | Light Fighter | TK 突擊 | badminton racket | TK | LF30 | Ultra light | | tklf30 | tk-lf-30