SIZE - Fit for Mounting Size: 0.87"x0.87" - 0.94"x0.94" (L*W); Total Size (Min): 1.18" x 1.5" (D*H); Total Size (Max): 1.18" x 1.97" (D*H); Insert Total Size: 0.98" x 0.98" x 0.67" (L*W*H); Insert Thread Size: 0.94" x 0.94" (L*W); Leveling Foot Total Size: 1.18" x 1.5" (D*H); Leveling Foot Base Size: 1.18" x 0.43" (D*H); Leveling Foot Thread Size: M8 x 1.06" (D*L); Leveling Foot Size: M8 x 10.6" x 1.18"; Adjustable Range of Height: 0.39" - 1.33"; Package Includes: 4 Sets FLOOR PROTECTOR - This insert helps protect hardwood, ceramic tile, and vinyl plank floors from marring. APPLY SCENE - The adjustable leveling foot is designed for office or household furniture, such as mechanical equipment, fitness equipment, racks, TV stands, tables, cabinets, shelves, beach chairs, and desk legs. KEEP BALANCE - If the floor is uneven or the furniture leg is damaged, install this at the bottom of your furniture to maintain balance. It helps protect the furniture during movement, prevents scratches, and reduces noise. EASY INSTALLATION - For easy installation, each insert features ribs that allow secure fitting when tapped into place. The ribbed design ensures a tight fit without the need for additional adhesives.