Pitching Practice Equipment - Rope Trainer - For Elementary School Students - Custom Soft J Ball

This is a custom-made rope trainer modified for official soft J-balls.
The rope part is an official product that has been adhered to a J-ball.

You can understand how to use it by searching for rope trainer.

[Product Description]
Product Name: Rope Trainer
Manufacturer: RHK Trading
Category: Pitching / Pitching Form

[Effects]
- Practice tool for shadow pitching
- Develops pitching motion that does not strain the shoulder or elbow
- Improves take-back and follow-through