Diameter: 1 5/16"
Swivels to appropriate angle - up to 20 degrees
Lowers and Hightens - up to 1 1/2" (for leveling on uneven floors, or raising the entire piece)
Tee nut included
Installation: Drill a 5/16" hole in leg. Tap in the included T-Nut with a hammer, and screw the shaft into the T-Nut to the appropriate height.