作者: Shahryar Jamshidi
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摘要: The spiral passing system includes a shoulder harness, wrist and control strap connecting the harnesses. strap, adjustable in length, falls from atop down passer's back, around forearm, to harness on wrist. strap's length is adjusted so that, when passer throws football, pulls causing throwing hand pronate inward, releasing football with longitudinal spin, as perfect pass. method has wear properly adjust system, particularly of that pronated can regularly throw passes. Using will soon train produce same passes without needing use system.