Description: 【Versatile Practice Design】: This billiard stroke train tool features an innovative design with three types of ball holes - center, high and low, and left right . This allows you to practice a variety of shots effectively, enhancing your skills in hitting high, low, left, and right spins 【Portable and Compact】: Lightweight and small in size, this training tool is easy to carry around and doesn't take up much space. It's perfectly for use at home or on the go without any hassle 【Essential for Stability Improvement】: Ideal for both beginners and professional players, this billiard training device helps improve the stability of your cue strokes. It's an essential tool for anyone looking to refine their 【Wide Range of Uses】: Not only is this cue practice machine great for personal training sessions, but it also serves as fun interactive tool during friendly matches or gatherings, adding an elements of entertainment to your events 【Material & Complete Set】: Made from durability pp material for long term use. The package includes a complete set of four pieces (base, center hole piece, high and low piece, left right piece) ensuring you have everything needed for comprehensive practice sessions Specification: Material: PP   Size Chart:Disc diameter 5.72cm/2.25inch, hole diameter about 1.2cm/0.47inch Package Includes: 4 pieces (base, center hole piece, high and low piece, left right piece) Note: Please allow slightly errors due to manual measurement and different monitors.