by sussexpob » Mon May 26, 2014 6:32 pm
Anyone ever tried bowling it? As an ex-club offspinner, I have tried, I couldnt do it without throwing, and I really tried to work a way to do it.
Murali once said that the difference between the doosra and the spinner is the shoulder rotation, and essentially its that creating an illusion of difference that catches people out. I once put this to the test, tried to understand the muscles involved, look into the tension and where you are feeling it..... I still believe its impossible.
I challenge anyone to pick up a cricket ball, a golf ball, anything round. When you bowl with a straight arm, even slowly, you find that the tension comes from the muscles in the upper part of your arm and shoulder. Its a bearable tension. Try putting a bend in the arm and doing it again. You will find instantly that the tension is now in the elbow, and as your arm rises it concentrates in the shoulder and the side.
Essentially, when you then try to put a bend in the arm and end in a position where you rotate the shoulder to end with the palm of the hand facing backwards towards your body, there is no tension in the lower arm or wrist. If you were to release the ball at this point, or try to roll the fingers or wrist, you would find the ball would drop out the hand with no pace or direction. Your body has wound up lots of stored energy in the upper body, upper arm, but you have transferred any of it to the muscle groups that matter.
The only way that you can do that is, when the tension builds as the arm rises, you transfer that energy by moving the lower arm away from the body, or flexing it. To release the ball and spin it, you also have to open the wrist and move it forward. Try doing it, and even with a still, no bowling arm, you find the lower arm moving with you to narrow the angle at the elbow and straighten the arm. Try doing it full pace, and the arm straightens a lot.
Now obviously in order to position the arm to bowl with the hand in the position of a doosra, you have to bend the arm while it goes back, otherwise you cant rotate the shoulder round to position the arm correctly when coming to bring the arm over the shoulder. The more bend, the less tension you are losing in other muscles that you have to compensate for when you release it. But then, the greater the bend, the more you have to straighten to impart anything on the ball when you release.
Put simply, I think its impossible to do without a huge amount of flex
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And a hat and bra to you too, my good sirs!