888A-6-02 Three-direction four-tongue external lock(quantum)

888A-6-03 Three-direction four-tongue external lock(cross)

888A-6-04 Three-direction five-tongue internal & external lock(quantum)

888A-8-01 Three-direction three-tongue internal & external lock(quantum)

888A-8-04 Three-direction five-tongue internal & external lock(quantum)