Description:

Adopt internal and external double spring design, thicken and lengthen to avoiding hurts from the spring.
Arm Exerciser,Weight:30kg,40kg,50kg,60kg, for you choose
Materials:Quality Spring steel and Non-slip grip, wear-resistant, comfortable and not deformed.
Highly effective isometric exercises improved shoulder strength to increase stability, reduce pain, and enhance physical function.
A perfect home training equipment for exercise your pectoralis major, rectus abdominis, biceps, back muscles, waist, neck muscles, chest, arms, shoulders, etc.

Specification:

Material: Spring Steel

Size Chart:

Size: 20kg 57.5x3.5cm/22.64x1.38inch
30kg 57.5x3.6cm/22.64x1.42inch
40kg 59.3x4cm/23.35x1.57inch
50kg 60.5x4.1cm/23.82x1.61inch
60kg 60.5x4.1cm/23.82x1.61inch

Package Includes:

1 Piece Power Bar