Are you looking for a professional, practical, and affordable tilt control base? Our product is the perfect choice for you. Made with exquisite craftsmanship and high-quality iron, it is durable, highly practical, and easily adjustable in height, making it an excellent accessory for office chairs. Product Features: - Color: Black. - Material: Iron. - Size: Approx. 16.5 x 16.5 x 5.50 cm (Note: Manual measurement may have an error of 1-3 cm). - Note: The pattern is random. - Made of sturdy and durable iron, not easily deformed or damaged. - Reasonable, simple, and practical design, easily adjustable in height. This will be your ideal accessory choice. It is well-made, has a strong load-bearing capacity, is not easily damaged, and is durable. The reasonable structure and simple installation make it easy and practical, better meeting your needs. This is a very effective and professional tilt control base for office chairs with good replacement and maintenance effects. Package list: 1 x Tilt Control Base