Description: Function: The billiard rubber bumper is used to connect the club and the extension handle, which is convenient and easy to use. Premium Material: Made of rubber material, wear resistant and drop resistant, durable and long service life. Protective Function: Billiard cue bottom cover can effectively protect the bottom of billiard cues and prevent collision damage. Compact and Lightweight: The billiard bottom plug is small and lightweight, easy to carry and store, will not increase your burden. Good Workmanship: Exquisite workmanship, beautiful appearance design, a nice replace part for your billiard , providing great using experience. Specification: Material: Aluminum Alloy and Rubber Size Chart: Style A: 26mmx23mm/1.02inchx0.91inch(Diameter x Height) Style B: 23mmx22mm/0.91inchx0.87inch Style C: 26mmx23mm/1.02inchx0.91inch Style D: 23mmx24mm/0.91inchx0.94inch Style E: 23mmx24mm/0.91inchx0.94inch Package Includes: 1Billiard Cue Rubber Bumper Note: Please allow slightly errors due to manual measurement and different monitors.