These furniture glide levelers are ideal for protecting floors from scuffs and scratches while enhancing furniture stability. The black caps blend effortlessly with various furniture styles, making them suitable for home, office, or commercial spaces. They are easy to install and provide a secure fit for long-term performance. Features -Color:Black -Material:Iron,plastic -Size:3.90X2.80X2.80cm/1.53X1.10X1.10in -Screw thread:M8x30 -Secure fit: standard tube diameter ensures a secure fit, providing stable support and preventing furniture from wobbling, enhancing comfort -Scratch resistant: made from wearresistant materials to reduce floor scratches, protecting your home or office floors and extending their lifespan -Modern aesthetic: black metal square tube plugs with a contemporary design, suitable for various office desks and chairs, enhancing the office decor -Adjustable height: adjustable design to accommodate different height requirements, easily adjustable to the ideal position, increasing usability -Protective function: suitable for various hard floors such as wood and tiles, preventing direct contact damage from metal tube legs, keeping floors pristine Package list: 48 foot plug