The RFID Stopping Plug is fitted from the outside of the enclosures and allows for the secure attachment of an RFID identification tag using a single screw. Removes need for potentially compromised installation using Steel Jubilee Clips, Steel Cable Ties or other methods. Easy Installation of RFID Identification Tags using a single screw. Available in M20 and M25 options. Dual Certified ATEX/ IECEx.