IMPROVE DOOR SAFETY: Wright Products heavy-duty pneumatic (air pressure) door closer is designed for out-swinging medium-to-heavy weight storm, home, or security doors. Each door closer measures 12-5/8” long (unextended) and 1-1/2” in diameter DURABILITY: This heavy-duty-use door closer has a high level of durability that can withstand repeated opening and closing throughout the day. ADJUSTABLE - Easily increase or decrease the closing speed and force with a screw at the end of the pneumatic tube. Fully lubricated spring stretches to allow the door to open a full 90 degrees before it pulls the door closed at a controlled pace. READY TO INSTALL: All installation hardware is included, no additional parts need to be ordered or added. Comes with seasonal latching adjustment option to switch between a glass or screen insert. CLEAN SUBTLE LOOK: Pneumatic tube and attachments come in a high-quality finish to blend in perfectly with the door and frame., Weight: 1.0802650838 pounds, Manufacturer: Hampton Products