Be blown away by the effectiveness and dynamic resistance flexibility of the Sunny Health & Fitness Air Fan Rowing Machine Ergometer SF-RW520050. This unique piece of workout equipment helps to achieve a total body exercise experience. Keep up the stamina as a cool gust of wind exhales through the machine. Get a fully dynamic resistance ergometer rowing machine in the Sunny Health & Fitness SF-RW520050. Max User Weight: 113 kg; Slide rail inseam: 114 cm