The listing is for 1 set pool cue 1/2-13 PLUG bumper extension kit Aluminum pin installation thread: 5/16-14 Head diameter: 0.866" Head Height: 0.289" Stem Diameter: 0.590" Stem Height: 0.356" Aluminum body - 1/2-13 thread, thread length: 0.852" you may need a 1/8" hex wrench to tighten the bumper if you have to. Bumper weight without pin: 12gram / 0.44oz Stainless Steel / Silver Aluminum / Black Aluminum / Gold Aluminum / Red Aluminum / Green Aluminum, select the pin color you need in variation option. |