Floor Spring (150KG Door Weight )

The K-75 Floor Spring is an essential component for doors that require smooth and controlled opening and closing. It can be installed on heavy doors weighing up to 330lbs, and is suitable for single and double action doors. The spring features adjustable closing speed and latching speed, and can be easily installed on the floor or concealed in the floor. With its durable construction and sleek design, the K-75 Floor Spring is ideal for use in high-traffic areas such as hotels, office buildings, and airports. It solves the problem of noisy and uncontrolled door closing, and provides a safe and secure environment for users.