Arm Bending Spring 20-50 kg – Steel Bending Bar for Upper Arms, Forearms, Biceps and Chest Strength Training – Power Twister
The bending dumbbell – a classic from the 70s.
This is a large, very sturdy spring with two handles and safety loops. Especially in the 70s, the Royal Feather, as this sports equipment is also called, was a popular training device. Spring resistance varies. With this sports equipment you train the entire upper body muscles, making the Royal Spring a perfect addition to conventional dumbbell training.
Specifications Arm bending spring:
- Steel bar, handles and hand straps made of thermoplastic rubber (black) and polypropylene (red)
- Color: Black/Red.
- Handle length: 11 cm
- (L/diameter): approx. 58,5 / 3,5 cm – 68 / 4,1 cm
- Weight: approx. 1,09 kg-1,82 kg
- Spring wire thickness: 5,5 mm – 6,8 mm
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