The Leveling Foot is for office or household light duty furniture with threaded sockets. Adjustable M8 x 18mm thread . Plastic round base will do no harm and scratches to your floors. Easy to install of it and adjustable height as your require. This Furniture Glide Leveler is typically used on conference room , heavier , restaur Product Name: Leveling Foot + Square Tube Insert Set Leveling Foot Thread Size: 7.5 x 18mm/ 0.3" x 0.7" (D*L) Base Diameter: 45mm/ 1.8" Leveling Foot Height: 40mm/ 1.6" Female Thread Dia: M8/ 0.31" Square Tube Insert Size: 25mm x 25mm x 18mm/ 1" x 1" x 0.7"(L*W*T) Material: Metal, Plastic Color: Black Weight: 314g Package Contents: 10 x Leveling Foot 10x Square Tube Insert Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.