Security Key Specifications:

• 1 Security Key
• Total Length: 3.5"  
• Inner Diameter: 0.80"
• Hex Size: 3/4" | 13/16" | 19mm | 21mm (Socket Size)

• Ask if you have any questions or need assistance with your purchase, we're here to help!
• picture of item is reference only, it may not be the item that is listed. The item description will show the exact details.