The Oncourt Offcourt Spin Doctor helps teach topspin and backspin for groundstrokes, and spin for slice and topspin serves in seconds. Even complete beginners can see and feel the ball spinning. Spin Doctor features include telescopic pole and foam injected tennis ball mounted on the end like a paint roller. Amazing results!

Note: This is an oversize item that incurs an additional shipping and handling charge of $14.95. Please allow 7-10 additional days for delivery.

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