. t) \- B, C6 w5 e
4 A, j& E' v, w' e4 _6 y: h2 P3 I1 U
depends on the weight of the racquet, 2u or 3u. 8 b C9 s3 X& b C
just by browsing any online store, you can find that info. , x3 J4 \' ~. g0 H0 e- e
ie. xin lan tian(in chinese) or mybadmintonsotre.com