ArtRight T-Lock Security Locking Picture Hanger Set for Wood or Aluminum Frames， 10-Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>The standard "T-lock" system that has been used in hotels and institutions for years， using a proprietary T shaped screw</li><li>Includes all pieces needed for security hanging of one wooden or aluminum frame</li><li>Recommended for frames up to approximately 30" in width， weighing up to approximately 25 lbs. (heavier/wider frames require additional support brackets)</li><li>Interlocking aluminum parts provide added strength and stability</li><li>Rated to support up to 40 lbs. per lineal foot when properly installed</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31YwF2wSk3L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/01fLFfNQD3L.jpg' noproxy></br>