16 Wrought Iron "Snap-On" Chair Glide Disk Caps for 1-3/4" Flat Metal Flange Material:Plastic Center of top hole to

Center of top hole to center of middle hole is 5 5/16" and center of middle hole to center of bottom hole is 3 9/16"

25" center of middle hole to center of bottom hole is 4

The four adjustment openings fit over tube sizes up to 1-5/16" diameter

Oval sling insert - 3/4" x 1-1/8"

16 Wrought Iron "Snap-On" Chair Glide Disk Caps for 1-3/4" Flat Metal Flange Material:Plastic Center of top hole toFits over 1 3 4" flat metal disk or flange on patio furniture feet (outside diameter of cap is 1 15 16")). These wrought iron chair glides install outside (snap over) the flat metal disk or flange on the bottom of the chair or table feet. Made out of solid plastic.