Dual swivel arms allow users of different arm lengths to comfortably perform each exercise while maintaining proper exercise technique. The easily adjustable two-hand position provides variety in the pectoral and rear deltoid stretching movement. Super large handles reduce pressure when pressed. The whole series is equipped with professional stable feet for safety. Professional and precise ergonomic design of training angles. Strong and durable aluminum alloy shield frame. Equipped with a practical cup and mobile phone holder. Detachable structure design for easy packing and transportation. Handlebar end protection design for movement safety.