Product Description: Keyed Emergency Exit Egg Knob with Oval Rose The timeless appeal of bronze, now in a full line of home hardware from Baldwin. Like sculpture for the home, the new Baldwin Bronze collection means distinctive style and classic Baldwin quality.Baldwin s living finish means with normal wear and handling raised areas will become highlighted while allowing recessed areas to darken naturally.Hand Cast Bronze1-3/8" to 2" thick doors.Emergency Exit set will retract the latchbolt when the knob or lever is turned but will remain locked from the exterior.