{"product_id":"adjustable-twister-arm-trainer-60-140lbs-chest-forearm-power-bar","title":"Adjustable Twister Arm Trainer 60-140lbs Chest \u0026 Forearm Power Bar","description":"\u003cp\u003eThe \u003cstrong\u003eTwister Arm Trainer\u003c\/strong\u003e is a versatile strength training essential designed to replace bulky gym machines.\u003c\/p\u003e\n\u003cp\u003eFeaturing a high-density carbon steel spring and an ergonomic U-shape design, this power bar provides consistent tension throughout your full range of motion.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0959\/1822\/7747\/files\/Adjustable_Twister_Arm_Trainer.webp?v=1775287850\" alt=\"Adjustable Twister Arm Trainer 60-140lbs Chest \u0026amp; Forearm Power Bar\"\u003e\u003c\/p\u003e\n\u003cp\u003eUnlike fixed-weight bars, this model allows you to dial in your difficulty — starting at a manageable 60 lbs for warm-ups and cranking it up to \u003cstrong\u003e140 lbs (60kg grade)\u003c\/strong\u003e for heavy-duty muscle building.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0959\/1822\/7747\/files\/Adjustable_Twister_Arm_Trainer_2.webp?v=1775287873\" alt=\"Adjustable Twister Arm Trainer 60-140lbs Chest \u0026amp; Forearm Power Bar\"\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned specifically for strength training, it focuses on the chest (pectoralis), back (spinalis), and forearm grip strength. The non-slip handles and safety wrist straps ensure you maintain a secure grip even during the most demanding high-rep sets.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgressive Resistance:\u003c\/strong\u003e Easily adjustable from 60 lbs to 140 lbs, allowing for long-term muscle growth and progressive overload.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTargeted Muscle Activation:\u003c\/strong\u003e Specifically engages the chest, back, shoulders, and forearms for a complete upper body workout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Stable Design:\u003c\/strong\u003e Reinforced spring system prevents violent rebounds common in cheaper bars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eErgonomic Non-Slip Grips:\u003c\/strong\u003e High-friction handles ensure safety and comfort during heavy arm and chest routines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable Strength Lab:\u003c\/strong\u003e Compact enough to store under a bed or in a gym bag for training anywhere.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0959\/1822\/7747\/files\/Adjustable_Twister_Arm_Trainer_4.webp?v=1775287897\" alt=\"Adjustable Twister Arm Trainer 60-140lbs Chest \u0026amp; Forearm Power Bar\"\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Spring Arm \/ Twister Bar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistance Range:\u003c\/strong\u003e 60 lbs – 140 lbs (Adjustable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Grade:\u003c\/strong\u003e 60 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Function:\u003c\/strong\u003e Arms, Chest, and Upper Body Strength\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Carbon Steel \u0026amp; High-Strength Plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSport Type:\u003c\/strong\u003e Strength Training \/ Bodybuilding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003eTwister Arm Trainer\u003c\/strong\u003e delivers a high-impact workout in just minutes a day. Its adjustable resistance makes it a one-time investment that grows with your strength level — ideal for home training, travel, or supplementing your gym routine.\u003c\/p\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Adjustable Twister Arm Trainer – 60–140 lbs Chest \u0026amp; Forearm Power Bar\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ninjanew","offers":[{"title":"Default Title","offer_id":54699137466659,"sku":"FIT-TWST-ARM-60-140-ADJ","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/1822\/7747\/files\/Adjustable_Twister_Arm_Trainer.webp?v=1775287850","url":"https:\/\/ninjanew.com\/products\/adjustable-twister-arm-trainer-60-140lbs-chest-forearm-power-bar","provider":"Ninjanew","version":"1.0","type":"link"}