White Posi-Glide Door Closer, Designed For Wood Or Metal Screen & Storm Doors & Other Lightweight Doors, Adjustable Closing Speed, Positive Latching Assures That The Door Completely Shuts In The Latch, Door Will Swing Open Approximately 90 Degree, Patented Posi-Glide Shock-absorbing System For Resisting Wind Damage, Carded.