{"product_id":"power-twister-bar-armshoulder-builder-spring-exercise-chest-and-bicep-blaster","title":"Power Twister Bar-Arm,Shoulder Builder Spring Exercise, Chest and Bicep Blaster","description":"\u003cul\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Weight:30kg\/66lbs of force  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Materials:Quality Carbon Steel Springs and Non-Slip Plastic Handle  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Perfect for building upper body strength.  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Strengthens the chest, back, shoulders, biceps and grip，Chest Expander Workout Machine  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Suitable for people: young, adult, beginners、Strong,chest exerciser，Chest and Arm Builder  \u003c\/span\u003e\u003c\/li\u003e  \u003c\/ul\u003e\u003cbr\u003e\u003c!-- show up to 2 reviews by default --\u003e\n                       \u003cp\u003e    \u003cspan class=\"a-text-bold\"\u003eFeatures:\u003c\/span\u003e\u003cspan\u003e \u003cbr\u003e100% New Brand High Quality Original Guarantee \u003cbr\u003e Perfect for building upper body strength\u003cbr\u003eThe role of throwing arm device, Methods is also known as grip strength. It is used to exercise the arm muscles.Its main exercise muscles and chest auxiliary exercise wrist.\u003cbr\u003eIncrease the muscle strength of upper limbs.including the pectoralis major shoulder elbow and wrist joints and other parts of the power.\u003cbr\u003eIt can make the upper limb muscles and increase the arm strength.Improve the quality of the body\u003cbr\u003eThe is a portable exercise device that is great for home, office or travel use. \u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"a-text-bold\"\u003eMethod of use：\u003c\/span\u003e\u003cspan\u003e \u003cbr\u003eTwo arms bending spring after the neck.\u003cbr\u003eTwo arms forward and upward bending spring and then relax.\u003cbr\u003eTwo arms to her chest bending spring and then straight slowly relax.\u003cbr\u003eStand up two feet apart.your right elbow bent with his left hand bending spring and then left elbow bend with the right hand bending spring.\u003cbr\u003eBehind two arms to hold spring and then bending straight down gradually.\u003cbr\u003eThe pursuit of quantity not weight.\u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"a-text-bold\"\u003eMatters needing attention:\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003eBefore use please check whether the methods implement the connection parts is firm.no loose phenomenon.\u003cbr\u003ePlease Make sure you have enough power to use the30KG or 40KG or 50KG Level\u003cbr\u003eBefore use, please carry arm device handle seat belt on your wrist.\u003cbr\u003eWhen using, should choose relatively spacious field exercise, lest hurt to sell.\u003cbr\u003eOperating at a constant speed when using, should do.\u003cbr\u003e\u003c\/span\u003e\u003cspan class=\"a-text-bold\"\u003eBelow are for reference only, how to choose according to individual constitution and decide, please\u003cbr\u003e20kg(Lightweight),30kg(Strong),40kg(Professional),50kg(Strongest)\u003c\/span\u003e    \u003c\/p\u003e","brand":"ARENAOX","offers":[{"title":"Default Title","offer_id":43216049209432,"sku":null,"price":58.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0657\/5603\/7208\/files\/51wtztFh1sL._AC_SL1000.jpg?v=1758123003","url":"https:\/\/arenaox.com\/products\/power-twister-bar-armshoulder-builder-spring-exercise-chest-and-bicep-blaster","provider":"ARENAOX","version":"1.0","type":"link"}