Wright Products heavy-duty black pneumatic (air pressure) door closer with Tap-N-Go hold option is designed for out-swinging medium-to-heavy weight full view metal storm doors or security doors. The special Tap-N-Go feature offers hands-free door hold open capability. To engage the Tap-N-Go hold open feature, simply tap the button prior to opening your door to the desired position. Door remains open until door is pushed open slightly, then releases and closes. The door closer measures 12-7/8 inches long (unextended) and 1-1/2 inches in diameter. Wright Products has been supplying quality screen and storm door hardware for over 60 years.