Foosball Ribbed Rubber Bumper
The rubber bumper is placed on the foosball rod between the player and the washer to dampen the impact of the player hitting the side of the cabinet.
This can be purchased in a pack of four or sixteen. Sixteen bumpers are required to replace the whole set.
The hole diameter is ⅝ of an inch. It weighs .5 ounces and is 7 millimeters thick.