Adjustable Spring Arm & Chest Builder - Twister Resistance Trainer

Unlock a powerful upper-body workout anywhere with this Adjustable Spring Arm & Chest Builder. The unique U-shaped spring bar provides targeted resistance to help sculpt and build strength in your chest, arms, shoulders, back, and wrists. Follow the included guidance to build strength safely and efficiently—ideal for home gyms, office breaks, or travel.

• Multi-Functional Strength Training: Use presses, squeezes, holds, and rotational drills to effectively stimulate your chest, triceps, biceps, shoulders, back, and forearms.

• Adjustable Resistance: Easily choose from multiple strength levels to match your training goals, warm-ups, and recovery days, allowing for progressive overload as you get stronger.

• Premium & Durable Quality: Features a high-strength metal spring for smooth, consistent resistance, excellent elasticity, and stability.

• Safe & Comfortable Design: Includes a protective outer covering to reduce injury risk, along with thickened anti-slip foam handles for maximum comfort and control.

• Efficient & Portable: The detachable, compact design is easy to store and carry. Perfect for quick 10-minute sessions at home, in the office, or while traveling.