Ideal Security SK9B Standard Door Closer, 1-1/4 in Dia Rod, 10-1/2 in L, Steel, 50 lb

This standard-duty pneumatic door closer uses air pressure to provide sure, silent closing. The door closing speed is adjustable, ensuring that doors shut securely every time. The seasonal adjustment options allow you to swap between window and screen on your door. Ideal for doors up to 1-1/4 in THK, 30 to 50 lb. The door closer measures 1-1/4 in Dia by 10-1/2 in L.