Description:Well Material: Constructed from durable black plastic, the tube plug nut features a threaded design that allows for easy attachment of casters and adjustable pads. Its height is adjustable, providing stable support without deformation.Easy to Move: With the threaded tube plug, you have the option to install casters for effortless movement or use adjustable feet for balancing, floor protection, and reducing skidding and noise.Easy to Install: The chair leg plug comes equipped with ribs, making it simple to align and tap into position. The ribs ensure a secure fit, eliminating the need for additional adhesives.Wide Application: This nut plug is designed for various office or household furniture items such as mechanical equipment, fitness equipment, racks, TV stands, tables, shelves, beach chairs, and desk legs. It offers versatility to meet your furniture needs.Specification:Product Name: End Caps Insert PlugsMaterial: PlasticInner Height: 14mm/0.55"Overall Height: 23mm/0.9"Thread Size: M10*1.5Overall Size: 32mmx32mm/1.25"x1.25"(LxW)Package Includes:10 x Threaded Tube Inserts