Heavy-Duty Panic Bar for Exit Door: This push bar door lock is constructed from thickened carbon steel with a rust-resistant coating, ensuring high strength and resistance to damage. Convenient and Secure: In emergencies, the push bar panic exit device can be easily pushed open from the inside with a hand or another body part. External access requires a key to open the outside door handle. High Compatibility: The overall dimensions of this panic bar are 27.5" x 6.1" x 2.6" (698 x 154 x 65 mm). It is suitable for both 28-inch to 41-inch wide wooden and metal doors and can be used on both left and right doors. Easy Installation: We provide detailed installation instructions, and the lock is pre-drilled and comes with all the necessary accessories. Simply align and install quickly. Please note that it is not suitable for glass doors Wide Application: The exit door push bar is widely used in various high-traffic areas, providing one-way access to effectively prevent unauthorized entry into buildings.