IRONWALLS Surface Vertical Rod Panic Bar, Black 27.5' Commercial Door Push Bar Exit Device with Single Point Top Latching, Steel Emergency Exit Door Lock for 27'-41' Wide Doors About this item ?Upgraded Single Point Top Latching Design?The IRONWALLS vertical rod push bar door lock features a single point top latching design with an adjustable vertical rod height of 23.8?-45.3?. The top latch bolt projection can be adjusted through the center case. It does not have a bottom strike, allowing for free access of wheelchair and cart, and preventing floor damage from dragging bottom bolts. ?Broad Compatibility?This vertical rod panic bar measures 27.5? x 6? and the top vertical rod's height can be adjusted between 23.8?-45.3?. It is suitable for 27.5?-41? wide wood or steel doors with a height of 80?-97?. The bar tail can be trimmed for narrower doors and it can be installed on both right and left hand doors, offering versatile application. ?Strong Stainless Steel Build?Constructed from heavy-duty stainless steel with a chrome coating, the panic bar body, latch bolt, and vertical rod are rust-proof, corrosion-resistant, and fire-resistant. This robust construction prevents bending and ensures durability for high traffic doors. ?Quick Exit High Security?The bar allows for easy exit from the inside by simply pressing it. The door automatically locks when closed, preventing unauthorized access from the outside. ?Extensive Application?This vertical rod door lock is ideal for commercial doors in various emergency locations such as office buildings, hospitals, shopping malls, apartments, factories, and more. It ensures safety and building security, making it a practical and essential device for any emergency exit.