• Mulit-functional strength training machine: This muscle training bars is different from a traditional arm workout bar in that it stimulates more muscle groups, including chest exercises, wrist exercises, arms, back, legs, and shoulders. You can get a stronger body just by following the standard instructions. It's simpler and safer, making it the right choice for home gyms.
• Adjustable Resistance for Customized Workouts：Featuring 60-100lb adjustable spring resistance, this twister arm trainer caters to beginners and advanced users alike. Easily customize workout intensity to build strength, endurance, and muscle definition at your own pace.
• Unique full upper body fitness equipment: Twister arm trainer regarded as powerful assistants for upper body muscle training. Whether it's the biceps, triceps, deltoids, pectoralis major, or even leg muscles, etc, they can all receive effective stimulation and exercise, helping you shape a solid, strong, and well-defined upper body.
• Three in One Resistance System: high-strength metal spring, strong elasticity, long service life, no jerking sensation in spring resistance, reducing joint impact. Three level resistance adjustment meets different intensity requirements (primary/intermediate/advanced). Leather wrapped design to prevent sports scratches and enhance safety.
• [After sales service] - We are a professional manufacturer of sports and fitness products with great confidence in product quality. We offer a 100% refund and free replacement service, allowing you to purchase without risk