Commercial Extra Heavy Duty Hydraulic Door Closer - DN-9500 Black -Sturdy Cast Iron Body, Steel Arm, Attractive Powder Coated Finish, Adjustable for High Traffic. {DN-9500 Door Closer} - Commercial heavy-duty hydraulic door closer tailored for utmost efficiency. Perfect for securing entrances with consistent, high-traffic flow. Suitable for schools, factories, restaurants, and many more. {Attractive Finish} - Boasting an aluminum finish, this door closer ensures automatic and quiet closing every time. Experience peace of mind with its secure latch. Plus, you can adjust its power...