3 -in -1 exercise device - hand grip booster, chest arm expanding, pedal pulling rope exercise device5 metal long voltage bow, 8 fixed short bow, removable handle and foot pedalAdjustable Load - All 5 spring can be removed from 13 lbs to 66 lbs (6-30 kg)It is recommended to install 3 to 5 spring according to your needsCombine the extended stalks and foot pedal to obtain a pedal pulling rope exercise deviceSafe and durable - 5 thickened strong steel bow pipe provides permanent tensionErgonomic rubber stalk protects the hands and prevents hands from slipping during chest movementsMultifunctional tensile rope - this exercise band, pulling, muscle exercise, stretching exercises, strength training and so oncan be used forIt is suitable for men and women to exercise at home, office, school and gymCompact and reliable - high quality metal and rubber raw materialsDesign that fits completely in hand helps to capture and protects from damage