Bidspirit auction | Jonex Muscle King Power Twister

Jonex Muscle King Power Twister Upper Body Exercise Bar - A Jonex Muscle King power twister exercise tool designed for upper body strength training. The device features a heavy-duty, tightly coiled central steel tension spring. Two cylindrical steel handle extensions are fitted with textured, ergonomic red plastic or rubber grips at each terminal to provide a secure hold. This piece is intended for resistance exercises focusing on the chest, shoulders, and arms. No maker marks or logos are visible on the exterior surfaces.