Description This is a tilt control base, made of high-grade and sturdy iron material, practical and durable. It has a reasonable design and practical functions. The Chair Swivel Basecan be easily replaced and brings you a better lifting adjustment function. Chair Swivel Baseis made with excellent technology, will not be easily damaged or deformed, and can be durable for a long time. Features -Color:Black -Material:Iron -Size:25.00X13.50X13.50cm/9.82X5.31X5.31in-Made of sturdy and durable iron material, it is not easy to be deformed or damaged. -The design is reasonable, simple and practical, and can easily help you adjust the lift. It will be your good choice of accessories. -Chair Swivel Base is made with exquisite craftsmanship, has good carrying capacity, will not be easily damaged, and can be durable for a long time. -Reasonable structure, easy to install, simple and practical, can better meet your needs. -This Chair Swivel Base is an efficient and professional office chair tilt control base, which can play a good replacement and maintenance effect. Packing list: 1 x Chair Swivel Base