Shepherd Hardware 3-1/2-Inch Reusable, Round, Felt Gard/Slide Glide Furniture Slider Combo, Beige, 8-Pack Closet Shelving The drain body is constructed

The drain body is constructed from durable PVC plastic

for security application on lightweight doors

double union threaded female inlet and outlet connection

and resists twisting 2X more than traditional I-Beams

Shepherd Hardware 3-1/2-Inch Reusable, Round, Felt Gard/Slide Glide Furniture Slider Combo, Beige, 8-Pack Closet Shelving The drain body is constructedThe Shepherd Hardware 3960 Furniture Slider Value Pack includes 4 Slide Glides with a plastic base that is perfect for easily moving large furniture across carpet, and 4 Felt Gard Sliders with a durable felt base for moving furniture over hardwood, ceramic, or tile floors to avoid scratching the floor surface. The Slide Glides and the Felt Gard Sliders are 3 1 2 inches in diameter, which makes moving large and heavy furniture a quick, easy process.