Bestway 500-Gal Pull-Type Sprayer, 60' Boom, Pin Hitch, Raven Sprayer Control, 20" Nozzle Spacing, Ground Speed Sensor, 12.4-38 Tires, Set Up For 36" Rows, Adjustable Axle, SN: 17310-04 Make: Bestway, Serial Number: 17310-04