Sakerplus® Twister Arm Trainer

This full upper body fitness equipment includes a torque stick for chest workouts and a strength bar for multiple muscle groups like arms, biceps, abs, shoulders, and back. It is a portable, multi-functional machine with adjustable strength levels and durable materials.

• The description claims that it stimulates more muscle groups than a traditional arm workout bar.
• The description claims that it is simpler and safer for home gyms.