3 In 1 Multifunction Resistance Hand Grip

Features:  Durable & Heavy Duty. Four main springs and eight small springs are all made of carbon steel, can bear the tension of 66 lbs. Adjustable & Detachable. Each spring is connected with metal hook which can be removed to reduce the exercise tension. Multi-functional. The 3 in 1 set contains the function of chest expander, hand gripper, and arm strengthener. The all in one equipment can be nice trainer for hand, upper arms, shoulder, back, chest and legs exercise. Material: carbon steel springs, PP footboard  Full length: 27.56 inch            Spring length: 11.81 inch Weight: 2.75 lb Maximum Tension Strength: 66 LB Package: 1 x chest expander 2 x aluminium alloy poles 2 x footboard tapes 2 x footboards 2 x plastic handle 2 x plugs