Professional Table Tennis Training Robot Fixed Rapid Rebound Ping Pong Ball 2 Types Machine Table Tennis Trainer for Stroking Main Features: _x000D_ _x000D_ _x000D_ Table tennis trainer table clip design, easy to set the installation, table thickness 1-5.5cm can be used. _x000D_ The height of the trainer is adjustable, up to 54cm, and the yellow part is not bent. _x000D_ Trainer with deformed universal bar, transparent tube with elastic steel wire, rebound speed, fear of violent strokes. _x000D_ The product includes 2 ping-pong balls, both with copper sleeves to protect holes, and the ball rotates more flexibly and smoothly. _x000D_ _x000D_ _x000D_ _x000D_ Specification: _x000D_ _x000D_ _x000D_ _x000D_ Material :ABS, Aluminum _x000D_ Table clip distance: 0.39-2.17in/1-5.5cm _x000D_ Height adjustable: 0-21.26in/0-54cm _x000D_ Weight: About 191g _x000D_ _x000D_ _x000D_ _x000D_ Package Included: _x000D_ _x000D_ _x000D_ _x000D_ 1pc* trainer _x000D_ _x000D_ _x000D_ _x000D_ Note: _x000D_ _x000D_ _x000D_ _x000D_ Please allow manual measurement error of 1-2cm. _x000D_ Different computers display different colors, and the actual color of the item may be slightly different from the picture. _x000D_ _x000D_ _x000D_ _x000D_ No Retail Box.Packing Safely in Bubble Bag. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_