4 @2 ?1 `: [2 \! c+ Z& o- A8 x / P6 r$ Q% X8 h2 }* i& U9 o) hdepends on the weight of the racquet, 2u or 3u. ! ]8 A$ a5 D; k& [3 E5 N3 W! o
just by browsing any online store, you can find that info. " `9 _) ^ ~0 K2 B+ k" Xie. xin lan tian(in chinese) or mybadmintonsotre.com