Mortise Classroom Lock-72mm
-Latchbolt operated by internal handle and by cylinder outside;the external handle is ineffective;Latchbolt is reversible
-Distance:72mm;Backset:50/55/60/65/70mm
-Case:Steel,1.5mm thickness
-Forend:Stainless Steel 304,3mm thickness,Radius or Sqaure
-Latchbolt:Solid Stainless Steel 304
-Follower:8×8mm;9×9mm
-Strike Plate:Stainless Steel 304
-Screws:Stainless Steel 304
-Pocket:Recyclable Plastic
-Durability testing for 500,000 cycles
-Fire-rated period for 3hrs
-Conforming to EN12209, DIN18251