Description: Quality Material: This Billiard Cue Guiding Wheel is made from quality plastic material, which is sturdy and wear resistant, ensuring long term use.Multifunctional: The Pool Cue Roller can be easily installed on your cue stick and securely clamped at the end of your cue Stick It help you in cue racking and practice.Compatibility: This Snooker Club Roller is suitable for cue sticks with a diameter of 1.2cm to 1.3cm , ensuring a tight fit and easy usage.Appropriate Size: The Billiards Training Aid Wheel has a height of 3.8cm and a wheel diameter of 1.8cm, making it compact in structure, lightweight, and convenient for carrying and storage.Practical Gift: This Billiard Cue Holder makes an ideal gift for billiards enthusiasts, beginners, family members, or friends who love the sport of pool. Specification: Material: Plastic Size Chart: Height 3.8cm/1.50inchWheel Diameter 1.8cm/0.71inch Package Includes: 1Billiard Cue Guiding Wheel Note: Please allow slightly errors 1-2cm differences due to manual measurement.