4 Adjustable 1" Stem Metal Base Threaded Swivel Glide Levelers Material:Steel Pointer is approximately 2 1/2"

Pointer is approximately 2 1/2" long with a key chain and snap clip

If you do not have your old slings you may measure the slot width running up the rail and find which size you will need

Fits tube size: 1" outside diameter and 7/8" inside diameter

790" H (21

4 Adjustable 1" Stem Metal Base Threaded Swivel Glide Levelers Material:Steel Pointer is approximately 2 1/2"Adjustable threaded stem swivel glides are the perfect solution for uneven desks. These 360 degree swivel glides come in the most common thread type 1 4 20 with a 1" inch stem length allowing you to adjust the glide to nearly any height desired. Each glide also features an all steel construction with a large 1 1 4" inch glide base to give your furniture a large stable surface to sit on.