Open these knobs with both a shared master key and key unique to that door, or use the button on the inside.

These knobs lock and unlock with a button on the inside or their own unique keys.

Choose these knobs if you want to use your own compatible lock cylinders.

For frequently used doors, these handles last twice as long as standard key- and button-locking door handles without lock cylinders.

Unlock these handles with a shared master key and a key unique to that door; they lock with a button on the inside handle.

For frequently used doors, these handles last twice as long as standard keyed alike key-and button-locking door handles.

Lock and unlock these handles with a button on the inside or a key on the outside. Handles each open with a different key.

In addition to lasting twice as long as standard key-locking door handles, these mortise mount into a cutout in the door to withstand vandalism.

For frequently used doors, these handles last twice as long as standard key-locking door handles.

For frequently used doors, these handles last twice as long as standard keyed alike key-locking door handles.

Key and replace lock cores without dismantling the entire door handle. Also known as interchangeable-core handles.

For frequently used doors, these handles last twice as long as standard master keyed key-locking door handles.

Lock and unlock each of these knobs with the same key. The inside knob can always open the door.

These knobs can always be opened from the inside, while the locks on the outside each open with a different key.

The outside of these handles is always locked, and can be unlocked with a unique key. The inside handle can always open the door.

For frequently used doors, these handles last twice as long as standard self-locking door handles.

For frequently used doors, these handles last twice as long as standard self-locking door handles without lock cylinders.

For frequently used doors, these handles last twice as long as standard keyed alike self-locking door handles.

For frequently used doors, these handles last twice as long as standard master keyed self-locking door handles.

Each of these knobs opens with its own key. The outside handle is always locked, but you can open the door from inside.

Unlock these knobs with a master key and a key unique to that door. They are always locked from the outside, but doors can be opened from the inside knob.

Lock the outside knob with the button on the inside knob.

For frequently used doors, these handles last twice as long as standard door handles.