Floor Drain factory

Question

A40104S-1: 2" W/1 1/2"BRASS RAISED HEAD PLUG A40104S-2: 2" W/1 1/2"BRASS COUNTERSUNK PLUG A40104S-3: 4" W/3 1/2"BRASS RAISED HEAD PLUG A40104S-4: 4" W/3 1/2"BRASS COUNTERSUNK PLUGFloor Drain factory website:http://www.custom-usbgift.org/floor-drain/