Description: Sturdy Clamp Base: This Ping Pong Training Device features a clamp base that ensures stable. With a clamping mouth up to 5.5 cm, it can be securely fixed at the edge of the table, making it suitable for long distance table tennis practice.High Stability: The training device offers stability, allowing you to hit the ball hard without any issues. It's designed to train your offensive moves and footwork, helping you master the of the ball.Enhances Wrist Movement: This sports equipment aids in mastering your timing and wrist movement during play. It's an training aid that brings fun to your table tennis games.Quality Material: Made from ABS plastic and aluminum, this Ping Pong Training Device is and built to last, ensuring long term use for all your training needs.Adjustable Height: The height of this device can be adjusted from 0-540MM according to your needs, with a clamping range of 10-55MM on the table clamp. Size Chart: clamp: 1cm-5.5cm/0.39inch-2.17inchheight: 0cm-54cm/0.00inch-21.26inch Package Includes: 1 Table Tennis Trainer Note: Please allow slightly errors 1-2cm differences due to manual measurement.