Fits 1" Diameter Flagpole Includes (1) Pair of Rings Will Help Your Flag Not Wrap Around The Flagpole Set Screws Vary - May Be Metal Or Plastic These flag mounting rings are designed for flags that utilize grommet attachments. The rings have a new rotating anti-wrap feature which allows the flag to turn independently from the pole. The mounting rings will fit any 1" diameter flagpole. NOTE: The thumb screw may be metal or plastic as inventory varies.