This ring is used to hold a flag to a pole. May be used with a flag with grommets that are 1/2 in. diameter. E-z mount screw goes through the grommet. Or flag may have a pole sleeve, in which, screws are used as button to button onto tab in sleeve.
Due to the size of the grommets in the historical cotton flags, the E-Z mounts are not compatible. This ring is stationary. Each ring is sold in pairs