zhanjietun Golf club weighted swing ring round donut weight ring swing training

Features: 1. Name: Golf weight ring. 2.100 new. Function: 1. Can add the weight of your golf club club is not included). 2. It is ideal to warm up your muscle. 3. After a period of using, it can improve your muscle strength and swing speed, then increase the distance. 4. A small training tool with big results, helps you to become a good golf player. 5. Material: plastic with iron inside. Parameters: 1. Inner diameter: about 4 cm. 2. Outer diameter: about 6 cm. 3. Slice diameter: about 1.5 cm. 4. Weight: about 150 g 5.29 oz. Package included: 1 x Golf Weight Ring. Features: 1. Name: Golf weight ring. 2.100 new. Function: 1. Can add the weight of your golf club club is not included). 2. It is ideal to warm up your muscle. 3. After a period of using, it can improve your muscle strength and swing speed, then increase the distance. 4. A small training tool with big results, helps you to become a good golf player. 5. Material: plastic with iron inside. Parameters: 1. Inner diameter: about 4