This heavy-duty profile door lock is compact and easy to integrate with the door frame. Its strong anti-theft ability can also bring you a sense of security. A door lock is comprised of a lock body which houses a straight bolt. There is a threaded mortise lock cylinder hole on each side of the lock body. The latch is made of metal plate to make the latch more solid and sturdy. ✅ strong anti-theft ability bring a sense of security ✅straight lock bolt and hook lock bolt ✅double side key opening