What's wrong with a slingshot with a big draw hitting your hand

Too long a leather band will be easy to hit the hand. And the longer the leather band rebound will be weak, too long the leather band also did not play the real performance of the leather band, under normal circumstances, the length of the leather band to 13CM 14cm is the best length, some like the big saw, that is just a personal habit, but play the big saw hit out of the power is not as strong as the short point of the leather band outbursts! TaoBao Wang source Chen Athletics specializing in leather group for you to answer

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