16 1.5" OD x 1 3/8" ID Insert Glides For 1-3/8" Wrought Iron Chair/Table Feet Color:Black This patio furniture part is

This patio furniture part is round at the top and fits INSIDE (not outside) of a patio chair leg

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

Also fits metal weld cup part #30-409

The height of the insert stem is 1/2" inch with an overall height of 23/32"

16 1.5" OD x 1 3/8" ID Insert Glides For 1-3/8" Wrought Iron Chair/Table Feet Color:Black This patio furniture part isPlastic 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.