Multi-Function Spring Chest Expander Sit-Ups Tensioner Arm Strength Men’s Chest Muscle Training Equipment Fitness Indoor Sports Spring

Portable upper-body workout equipment for exercising any-time, anywhere. Maximum Pressure 30 Kgs each spring could subject to max 6 Kgs pulling force. The five spring cables instead of normal 3, brings added resistance level for a more strenuous workout. Made with chrome steel and wooden handles for enhanced quality and durability. Version 1.0.0