deadbolt with a deadlatch positioned below the latchbolt.
HM 4-7/8 in. x 1-1/4 in.Strike will not release when deadbolt is extended. 1006 Series Faceplates Compatible Locksets: Accurate, Best 45H_&_47H, and 34H-37H, Corbin/Russwin, Falcon, Sargent 7800, 8200, & 9200 series, Yale 8800.