Heavy-duty H1 chair mechanism with height adjustment, locking function, and spring-strength control for reliable seat replacement.
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The Mechanism H1 is a durable replacement chair mechanism designed for standard office and task chairs. Built with a strong 3.5mm thickness and a 200×150mm plate size, it provides a stable foundation for the seat. The first-gear adjustment system allows smooth height control by simply moving the handle up or down. Whether upgrading an existing chair or restoring functionality to a damaged one, this mechanism ensures consistent performance and dependable seating ergonomics.
Mechanism H1 supports secure locking in place to maintain the desired seating angle, enhancing comfort and stability during long working hours. It also includes a rotating spring box that allows users to adjust spring tension according to their preferred sitting firmness. This makes the mechanism suitable for a wide range of chair types and user weights. Built with durable materials for long service life, the H1 mechanism is ideal for repair technicians, furniture workshops, and office maintenance teams.
