Bore is 1-5/8 inch.

Knobs: 1-15/16" diameter.

Rosettes: 2-1/8" diameter.

Spindle set back 2-3/8"

Latch shaft fits inside a standard 1 inch bore.

Reversible set, good for either left or right handed installation.

To lock: from the screw side (inside) press the knob toward the door and rotate to the right.

Outside is locked. 

To unlock: press the same knob toward to door rotate to the left pull and it will pop out.