Feature●GREAT REPLACEMENT PART - Perfect for Replacing Old or Worn Playfield Posts●FOR PINBALL MACHINE PLAYFIELDS - Posts are Used on Many Early Stern Pinball Machines●GREAT FOR REPAIRS - Get Your Machine Up and Running●FITS OVER #6 POSTS - Compatible with #6 Playfield Posts●REFERENCE NUMBERS - C-11561-20, Premier C11562U, Gottlieb 11562UDescription Set of 3. This is the standard red faceted post found in many Stern, Williams/Bally, and Gottlieb pinball machines. They are found all throughout the pinball machines, and are used to keep rubber rings in place. If your red posts are cracked or broken, get this wonderful replacement for your machine!