5 Tooth Clamp: You can adjust the size of the line to fit any racquet thread diameter.Special anti-slip design holds the thread firmly and does not slip, scratch the thread, and the line will not fall off.
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Hand Crank Handle: Humanized ergonomic design, the overall form is smooth and the shape of the curve is more suitable for your hand.
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Clamp Holder System: Designed to prevent strings from slipping, falling off or scratchingAvoid slip that can cause the racket deformation.
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