For SIZE and PRODUCT INFORMATION ** scroll down page **
Size
Machine Screw: 1/4-20 Thread
Glide Diameter: 1-5/16"
Swivels 20 degrees
Swivel Glides provide easy adjustment and leveling of furniture. Use on furniture where legs are slightly different in height or to compensate for uneven furniture legs or uneven floors. Smooth plastic bottom is easy on floors. Furniture leg must be drilled to accommodate tee nut and swivel stem. Insert tee nut into bottom of furniture legs. Screw glide into position.*