4 y, N5 r& Y( _+ W; i3 E9 f& @
1 h5 l3 C) p2 C: t; D' @% [& n
depends on the weight of the racquet, 2u or 3u. ) Z9 W* [8 T, T0 I9 y
just by browsing any online store, you can find that info. ) s9 _7 g" x; C; Wie. xin lan tian(in chinese) or mybadmintonsotre.com