4 1.5" OD x 1 3/8" ID Insert Glides For 1-3/8" Wrought Iron Chair/Table Feet Material:Plastic Half-oval sling rail insert fits

Half-oval sling rail insert fits 3/4" x 1 1/8" aluminum rails

5/16"-18 Thread with approximately 5/8" stainless steel threaded stud adjustable glide

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

Outside diameter measures 7/8" wide x 1-1/8" long

Three holes for attachment and each hole size is 13/64"

4 1.5" OD x 1 3/8" ID Insert Glides For 1-3/8" Wrought Iron Chair/Table Feet Material:Plastic Half-oval sling rail insert fitsPlastic round glides that fit inside hollow legs tubes. Accordion style design made from black LDPE. Height of stem is 1 2" for insertion into a 1 3 8" (inside diameter) wrought iron foot cup cavity with a 1 1 2" round base.