Description This is a professional and practicalChair Swivel BaseReplacement designed for your office chair,made of aluminium alloy material for a long time and durable use.Chair Swivel Basehas a simple design, but very practical in use, giving you a good using experience. Features -Color:As Shown -Material:Aluminium alloy -Size:35.00X35.00X10.00cm/13.76X13.76X3.93in -Made of aluminium alloy material for both tray and base, providing longtime usagefor improved safety. -Reasonable structure, easy to install, simple and practical, this aluminium alloy Chair Swivel Basecan better meet your needs. -ThisChair Swivel Baseis an efficient and professional office chair base, which can play a good replacement and maintenance effect. -This is a Chair Swivel Basemade of aluminium alloy material, which is stronger in texture and safer to use. -The design is scientific, convenient and practical, which can easily meet your replacement needs and bring you convenience. Package List1 x Chair Swivel Plate