Train your upper body effectively with the Centra 10-200kg Hydraulic Power Adjustable Twister Arm Exerciser. This hydraulic power twister features 10–200kg stepless resistance, making it perfect for all fitness levels. Built with high-density dual carbon steel and a fully sealed hydraulic cylinder, this adjustable hydraulic arm exerciser ensures long-lasting durability and stable performance. Its ergonomic golden-ratio triangular design with safety-lock handles provides a safe, rebound-free workout for arms, chest, and shoulders.