4 inch Metal Bed Legs Feet Replacement Screw in Non-Adjust Heavy Duty Set of 6

The thread of bed legs is NON-UNIVERSAL. To measure it easily, prop up one corner of the bed frame, screw off a bed leg, compare with phone charging cables as shown in the picture. | Compatible with Metric M8 & M10, Standard 3/8 & 5/16, NOT fit others threads, and screw length 0.78 inch. | 6 pieces thicken metal legs in the package, 4 inches short height to make bed lowerthe metal legs has fixed height and not-adjust. | 2.3 inch (6 mm) leg diameter with rounded (dom) non-removable bottom, better for carpet floor.