Description Warranty Information Versitron® 1.7 Extended Clamping Shield Only. For use with all Versitron® Rockwell Hardness Testing Systems this part is a replacement clamping shield for the AT/5412 1.7 Indenter Extension Package or can be added to any 1.7 Indenter Extension Kit including the AT/5405 and AT/5414 This Product comes with a 1 year Warranty