主要锻炼胸大肌，辅助锻炼肱三头肌的专属产品。练习者在选择合适重量后，通过推动把手，使胸部与手臂得到有效锻炼。Pin selectorized equipment for mainly working out pectoralis major and triceps brachii muscle. The trainer can work out chest and arms effectively by pushing the handle after choosing appropriate weight.