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

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

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

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

Choose these knobs if you need to open multiple doors with the same key. They also lock and unlock with a button on the inside.

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

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

Use any compatible lock cylinder with these handles. The outside handle is always locked, but you can open the door from the inside.

Use the same key to open multiple handles. The outside handle is always locked, and the inside handle can always open the door.

These handles are always locked from the outside, but open with a master key and their own keys.

These knobs are always locked from the outside. Unlock multiple knobs with the same key, or turn the inside knob to open.

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 and unlock the outside of these handles with their own unique keys. The inside handle can always open the door.

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

The locks on these handles open with the same key. They can open from the inside handle whether locked or unlocked.

Lock and unlock the outside handle with both a master key and a unique door key. The inside handle 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.

These knobs open with a master key and their own keys. The inside knob opens the door whether it is locked or unlocked.

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

Also known as passage knobs, these knobs do not lock.

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