Prime-Line K 5027 Pneumatic Door Closer, 9 in L, Aluminum, 90 deg Opening

K 5027 is a pneumatic screen door closer for light to medium weight wood or aluminum outswing doors. It has an aluminum finish and comes complete with mounting brackets and attaching hardware. It is internally lubricated and has an adjustable closing feature. It also has a Fast Latch feature to insure the door is latched securely.