Learn and reinforce the forearm pronation required to execute today’s power forehands and serves by swinging the Tennis SpeedChain with the newly-designed Pronator handle.
Swinging the unique bent handle of the Pronator naturally encourages the pronation of your forearm and provides added rotational resistance during the stroke movement to help you develop a killer serve and forehand.
Master modern serve & forehand techniques faster than ever with the Pronator
The Tennis SpeedChain V2 now delivers accelerated learning and reinforcement of the fundamental techniques that drive both the power and precision of today’s power tennis strokes.
Using the newly-designed “Pronator” handle, the Tennis SpeedChain V2 will help you ingrain the pronation of the forearm that is the fundamental power move of your serve and forehand while delivering increasing rotational resistance.
The increased neural stimulation provided by the variable resistance of the Tennis SpeedChain V2 will help your brain, nerves and muscles to master this fundamental stroke movement faster than ever.
How to use the Pronator
To learn and ingrain the proper forearm pronation for today's power groundstrokes and serves, switch to the Pronator handle.
Make sure the tip of the handle points to the ground when you start your stroke.
