Dante Products FP.GV.AC Antique Copper Floor Plate for Dante Globe Valve Antique Copper Floor Plate-Globe Valve Each floor plate is precision die casted and CNC machined for use with our Dante Globe Valves 2-1/16 Inch Shaft Length with 2-1/8 Inch diameter surface Antique Copper The mating valve thread for Dante Products floor plates is 1/2" -14 NPSM