4 Pcs Glides for Outdoor Patio Table Bases in Restaurants or Homes w/ 4 Pcs Adjustable Screw On Glides for Table Bases & Patio tables in Restaurants & Homes Black Plastic Base: 1-1/2"R x 1/2"H (35mm Dia. x 12mm H.) Zinc Plated Thread: # M 8-1.25, 1/2" (12 mm)L Metric Glide for Standard Bases with #M 8-1.25 Thread 4 Pcs Per Package w/ Free Shipping