Cylinder lock for interior doors. The lock can be opened and locked by turning the key one turn. In locked position, the deadbolt protrudes 14 mm. The latch can be retracted both by handles or by key. Lock handing can easily be changed by pulling out the latchbolt and turning it 180° clockwise. Striker plate: 0043, 0045, 0053, 0055, 0068, 0068B Fire resistance: Yes Cylinder: Euro DIN Mortise standard: Special mortise