2 Adjustable Springs for Custom Resistance: The 2 springs can be easily adjusted for varying levels of resistance, allowing you to tailor your workout to your fitness goals. Perfect for beginners, intermediates, or advanced athletes. Dual Functionality: This powerful fitness tool works as both an arm trainer and a chest exerciser, making it a versatile addition to your home gym. It targets key upper body muscles like the biceps, triceps, chest, and shoulders for a full-body strength workout. Detachable Power Twister: The ergonomic design includes a detachable power twister that enables you to perform a variety of exercises, from arm curls to chest presses, for a complete upper-body workout. Compact and Portable Design: Ideal for home use, the DAMR Arm Trainer is lightweight, portable, and easy to store. Bring it with you to the office or even on vacation for a quick strength session anywhere. Durable, High-Quality Construction: Made from premium materials, this fitness tool is built to last. It can withstand intense workouts, providing long-term value for your fitness routine. Free Training Poster Included: Comes with a detailed training poster to guide you through various exercises, ensuring proper form and maximizing the effectiveness of your workouts. Unisex Design: Suitable for both men and women of all fitness levels. (30 LBS)