The Fuhr 855 2 Rollers & 2 Hooks Key Wind 35mm features Key Wind operation which allows the door to be locked and unlocked by 2 turns of the key. The latch is retracted by the key or the handle. Type 3 refers to 2 roller, 2 hook locks. To change handing, undo the screw in the side of the lock case adjacent to the latch. Remove the latch, reverse, reinsert and replace the screw.
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