Onderarm trainer - Wrist twister voor sterkere onderarmen The two wheels also have

The two wheels also have three round balls on one side that they can roll on

With a long velcro strip for a stepless variation in diameter

Door te variëren met de hoeveelheid water kan de zak lichter of zwaarder gemaakt worden van 1 tot 12

1x fitnessriem (roze of zwart)

Onderarm trainer - Wrist twister voor sterkere onderarmen The two wheels also haveThe wrist twister is an effective way to train the forearms. A weight can be hung on the hook, after which you can lower it by turning the handles and raise it again. For this movement, the forearms have to work hard and the acidification will also occur quickly. The pin has a diameter of approximately 68mm at the bottom, so that all types of weight discs with an inner diameter of up to 50mm can be used on it. With a maximum load of 18kg, this will