Another great find, CPR. See link for Xcaliber info; note sub's interests. https://www.google.com/search?source=hp&ei=3JPRXNr-OojGsQXulKToAQ&q=xcaliber+international+ltd.+llc&oq=Xcaliber+International%2C+Ltd.+&gs_l=psy-ab.1.0.0l2j0i22i30l2.2002.2002..4141...0.0..0.72.138.2......0....2j1..gws-wiz.....0.TowHkpUdBMg Maybe, a return to American-made Anatabloc.