Adjustable from 3/8 in. to 1.25 in., it can easily cope with a variety of uneven floors, so that your furniture immediately finds balance and shows the elegance it deserves. Not only that, we also specially formulated the PTFE (Teflon) material as the bottom of the slider, this high-tech material gives the furniture magical sliding experience. Whether it is pushing a heavy bookcase or gently moving an elegant sofa, it can be smooth and quiet. What's more, this material is wear-resistant and floor friendly, whether it is precious solid wood, smooth tile or soft carpet, it can fully protect it from scratches and wear. 1/4-20 x 1.5 in. high strength bolts. After anti-rust plating treatment, it is not only strong and durable, but also moisture-proof and corrosion-resistant to ensure long-term safety and stability. Each leg can hold more than 200 lbs. and even large pieces of furniture are easy to handle, so you don't have to worry about any load-bearing issues. Whether it is the sofa in the living room, the table and chair in the dining room, the wardrobe in the bedroom, the bookcase in the study, as long as it is the furniture that needs stable sliding, we can find the use of the slider. Through simple installation, you can enjoy the comfort and convenience brought by furniture, so that home life is better.