Fully Automatic Forceball Gyroscope Gyro Power Wrist Exercise Ball LED +Speed Meter Counter muscular body training device

MSRP: $44.00
$30.00
(You save $14.00 )
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Wrist ball doesn't need battery, it is powered by rotating the wrist, all you need do is to increase the speed by making a rotational wrist movement and the speed of rotation can reach up to 12,000 R.P.M. The Force ball can generate between 1 and 30 pounds of resistance by spinning at almost 15000r
The faster you spin, the harder your muscles exercise. and when you spin the LED lights inside the ball will be flashing.
 
Perfect exercise gadget for sports like golf, tennis, squash, cricketm badminton, baseball, bowling, basketball, motocross, mountain climbing.
Increases strength in fingers, wrists, hands, forearms, biceps, triceps, ligament and shoulders.
 
Increases strength like fingers,wrists,hands forearms,biceps,triceps,ligament and shoulders.
Great benefit and avoid the ligament injuries who are the typists,musicians,guitarists,pianists,drummers,
It can make the hurt hand return to original condition by degrees and rehabilitates,sore muscles and joints