83 in. Full Mortise Continuous Hinge CFM Heavy Duty in DuranodicContinuous hinges have the option of being 83 in. or 95 in. long with screw holes. The 2 finishes available for these hinges are duranodic (DU) or aluminum (AL). These continuous hinges are either full mortise (CFM and FM2 codes) or full surface mount and are non handed. 83 in. full mortise continuous hinge Heavy duty design (HD) with 32 thrust type self lubricating concealed bearings per hinge Flush mount Each hinge leaf has an alignment stop 1 4