Passage: Passage door hardware has no locking mechanism. Both the interior and exterior handles are always free making it perfect for hallways, closet doors, and anywhere else a lock isn't needed. Passage door hardware can also be used in conjunction with a deadbolt to secure a back door or entrance. Features: Exceeds criteria for BHMA Grade 3 certification Crafted with all metal construction ensuring a durable product Intended for left or right handed door configurations Easily installs on stan