National Hardware® N100-036 Medium-Duty Air Controlled Door Closer, Black Winter_Items Stronger due to increased length

Stronger due to increased length of metal core

Fastener length: 1-1/4" - 2-1/2"

Chain Type: 72V

5/16-18 x 2''

National Hardware® N100-036 Medium-Duty Air Controlled Door Closer, Black Winter_Items Stronger due to increased lengthNational Hardware V1335 medium duty air controlled door closer is designed for use on out swinging wood or metal doors up to 1 3 8" thick. Door closing speed is fully adjustable. Two hole end plug allows closing force to be regulated. Extended operating life as closer is permanently lubricated. Includes convenient "hold open" washer. Finish: Black Material: Aluminum tube steel rod, steel jamb and steel door brackets Door closing speed is fully