LIMITED VERSION: Material Imported from Germany, super heavy duty stainless steel, golden color, diameter of spring is up to 11mm, more powerful.
The Gold power twisters are always same resistance as the begining even you bend it more than one million times. It will keep your power going up day by day!
Double Spring, more safety, more heavy duty! Perfect Arm and Chest Workout Equipment.weight Included: 50kg(110lb)/60kg (132lb)/70KG(154lb)/80kg(176lb)/90kg(198lb)/100kg(220lb)/110kg(242lb)
Perfect Fitness Exercise Device: High quality Premium Materials And Portable for comfort workout at home, Office or Travel.Perfect for building upper body strength. Suitable for people: professional player, exerciser and trainers.

Material: Imported Germany stainless steel

50KG：Size: 63 cm / 24.8 inch (overall length),Spring: 28 cm / 11 inch,
Reps of spring : 41 rings,
Weight: 1.79 kg / 3.9LB

60KG : Size: 63.5 cm / 25 inch (overall length), Spring : 30 cm / 11.8 inch,
Reps of spring: 41 rings,
Weight: 1.9 kg / 4 LB

70KG : Size: 66.5 cm / 26.2 inch (overall length), Spring : 33.5 cm / 13 inch,
Reps of spring: 43 rings,
Weight: 2.1 kg / 4.8 LB

80KG : Size: 68.3 cm / 26.9 inch (overall length), Spring : 35 cm / 13.7 inch,
Reps of spring: 43 rings,
Weight: 2.3 kg / 5.2 LB

90KG : Size: 69.6 cm / 27.4 inch (overall length), Spring : 36.5 cm / 14.4 inch,
Reps of spring: 43 rings,
Weight: 2.42 kg / 5.6 LB

100KG : Size: 70.1 cm / 27.6 inch (overall length), Spring : 37.5 cm / 14.7 inch,
Reps of spring: 43 rings,
Weight: 2.6 kg / 6 LB

110KG : Size: 73 cm / 28.66 inch (overall length), Spring : 41.5 cm / 16.3 inch,
Reps of spring: 44 rings,
Weight: 3.3 kg / 6.6 LB

120KG: Size: 73.5 cm / 28.94 inch (overall length), Spring: 44 cm / 17.3 inch,
Reps of spring: 45 rings,
Weight: 4.3 kg / 9.46 LB

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