Check the listing for details. M6 x 18 x 18mm Hand Screw Leveling Feet Adjustable Leveler for Table Leg 12pcs. Color: 12pcs, Condition: New. Listed at 12.93 USD. Description: 1. Size: M6 x 18 x 18mm/M6 x 0.71 Inch x 0.71 Inch(Thread Diameter*Thread Length*Base Diameter), metal and plastic base. If the mounting hole size is M6, you can choose the M6 products. 2. The length of the screw can be adjusted according to the needs during the use. You can use these leveling feet to install your product feet. The good flexible adjustment provides a perfect experience. 3. They are particularly suitable for the product that is swaying during the use due to rough floors or bad leg of the product. 4. It does not harm the floor and without noise during the use due to the plastic base. The goal is to make the customer feel satisfied with our every product. We are confident that you will be pleased with the purchase of this product. 5.