hardness

  1. Where can I get Big Dipper 40deg hardness from?

    Where can I get Yinhe Big Dipper 40deg hardness from?

  2. What type of sponge hardness do chinese players use?

    What type of sponge hardness do chinese players use such as ma long and fan zhengdong, yan an, and etc? Do they use hard rubber as the forehand and soft on the backhand (heard this but was not sure if true) and if this is true why?
Zyre 03
Blue Star TT Daily
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