Twister Arm Trainer, 40-110lb Adjustable Chest Workout Equipment Portable Spring Resistance Chest Exerciser for Men Power Forearm Strengthener Bar Detachable for Home Fitness Muscle Training (Yellow)

Specs：
Merchandise Title: U-shaped Tornado Arm Coach
Weight: 1.6KG

Vary of Energy: 30-50KG (40-110lb) (5 stage adjustable)

Materials: Metal Spring and Foam

Size: 65-68CM (25-26in) (adjustable)
Widths: 18CM (7in)

Purposes: Arm/pectoral/stomach energy coaching

Tornado Arm Coach, 40-110lb Adjustable Chest Exercise Tools Transportable Spring Resistance Chest Exerciser for Males Energy Forearm Strengthener Bar Removable for Dwelling Health Muscle Coaching (Yellow)