UZI Tactical Defender Pen Silver UZITP7GM. This pen by UZI is made from lightweight aircraft grade aluminum with a glassbreaker tip. With the UZI Tactical Defender Pen w/ Pocket Clip you're just a click away from laying down words shattering windows or as a useful weapon for defense. Specifications for UZI Tactical Defender Pen: Manufacturer: UZI Blade Material: Steel Closed Length: 5.875 in Features of UZI Tactical Defender Pen w/ Pocket Clip: Aircraft grade aluminum Sturdy Pocket Clip Compatible with Standard and Fisher Space Pen Refills Glassbreak on the tip Weight: 1.5 ounces Package Contents: UZI Tactical Defender Pen UZI UZITP7GM: Tactical Defender Pen Silver