The TableShox Table Leg Levelers are designed to provide automatic self-adjusting glides for chair and table legs. Featuring a 5/16-18 thread size, these 4ct levelers offer a convenient solution for achieving a level surface, ensuring stability and preventing damage to floors. Perfect for use in home, patio, or dining room furniture setups, these self-adjusting glides from TableShox offer a hassle-free way to keep your furniture level and secure.