Comprehensive Pack: This set includes 30 furniture levelers paired with 30 T-nuts, featuring a 1/4inch-20 UNC thread. Each adjuster is 1inch high with a base of 1inch diameter, a screw length of 0.7inch, and a thick 0.29inch base, catering to a variety of furniture sizes. Robust Construction: Crafted from Metal and fitted with a non-slip black Plastic base, our furniture levelers are rust-resistant and robust, sustaining over 200 lbs. You can adjust the height from 1/3inch to 3/4inch to adapt to needs, making them ideal for uneven floors. Enhanced Functionality: Prevent wobbles and rattles on uneven floors with our adjustable furniture leveling feet. They facilitate easy movement, shield floors from scratches, and minimize noise, enhancing the and usability of your furniture. Versatile Applications: Ideal for multiple flooring types such as wood, tile, and carpet. Our levelers are perfect for tables, chairs, desks, cabinets, and more, both indoors and outdoors. They provide flexible height adjustments making them essential for homes, offices, and even restaurants. Installation Advice: These levelers are best suited for American-made furniture with legs bigger than 1 inch in diameter; smaller legs may risk cracking upon installation. Verify size compatibility before purchase to the perfect fit for your furniture upgrades. The actual product may have slight color difference or difference, which will not affect the use Colour:Silver+Black Material:Plastic+Metal Package Contents: 30x Furniture Leveling Feet with T-Nuts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.