Power Twister™

Flexible arm strengthen bar. Strengthens the chest, biceps, forearms and grip. Available weights: 30-40-50-60KG  Targets many muscle groups as shown: product features:1. It is made of high-grade metal wire, with spring ABS cover on the connector, and a rope to avoid the injury caused by the spring2. The spring arm strength bar is suitable for men and women. This 20kg is suitable for beginners.3. A Christmas gift for your partner or friend is an ideal choice for exercising wrists, forearms, arms, shoulders and muscles.4. The spring arm strength bar is designed with comfortable grip, which can reduce the pressure on the hand and make the movement more comfortable.5. The design of spring steel makes this product durable and can be exercised in all scenes