[COD&ship in 48H] Adjustable 20-70KG Power Twister Bar Arm Chest BuilderSpringHand Gripper Resistance Bend for Forearm

Product DescriptionProduct name: Three -sized adjustable spring arm frontNovice recommendation: 20-40kgAdvanced suggestion: 30-50kgProfessional advice: 50-70kgMaterial: Multi -layer composite steel pipe, reinforcement and thickening, five -heavy materials superimposedguide1. Bend your arms and bend the spring power behind your neck.2. Weapon forward, bend in spring, and relax.3. Put your arms close to your chest, bend the spring, straighten it, and then relax slowly.4. Open the stand and stand, bend your right elbow, bend the spring with your left hand, then bend your left elbow, and then bend the spring with your right hand.5. Hold your arms behind you, hold the spring tightly, and then straighten and bend.Precautions1. Please check whether the connection part of the arm strength equipment is firm and not loose before use.2. Please choose a healthy arm power machine that suits you healthy levels to avoid muscle fatigue.3. When using, put the seat belt on the handle on the handle.4. When using, you should choose a relatively wide decentralized sports place to avoid hurting people by letting go.5. It is recommended that children under 12 years of age do not use arm strength machines6. When used, it should be performed at a uniform speed.