Allow flexible traffic control in busy establishments with Adams Rite 4900 deadlatches. These heavy duty units allow locked entrances to be used as exits by people already in the building. They are perfect for retail stores and other applications that require free entrance during specific hours and exit-only at other times. 4900 deadlatches will retrofit to discontinued 4700 and existing 4510 deadlatch preparations. Browse our inventory to find the perfect deadlatch or contact JMAC support specialists at 516-812-0917.