Features 1、High-Performance: Our billiard cue straightness checker is designed to ensure optimal performance of your cue. It provides a quick and easy way to check the straightness of your cue, helping you maintain its accuracy. 2、Easy to Use: The pool cue straightness detector comes with a simple design that requires no special skills or training. Simply place your cue on the checker and observe its alignment. Easily used by players of all levels. 3、Built to Last: Constructed with high-quality aluminum, our tester is designed to withstand regular use. It also features a protective coating to stop any potential damage or scratches to your cue, extending its lifespan. 4、Wide application: This billiard cue straightness detector can not only be used for playing billiards at home but also can be used in public places such as billiard halls and clubs. A practical solution for maintaining your cue. 5、Portable Design: Our billiard cue checker is not just functional, but also compact. It has a lightweight and slim design that fits easily in your cue case or bag, making it convenient to bring along to games or tournaments. Color: Black, Red (Optional) Material: Aluminum Item Size (each): 67 * 31 * 26mm/2.64 * 1.22 * 1.02in Package Size: 10 * 8 * 4.5cm/3.94 * 3.15 * 1.77in Package Weight: 165g/5.82oz Package List 2*Checkers with A Storage Box