1/16 John Deere 520/620 Tractors 50th Anniversary Collector Set. High quality die cast metal and plastic replica. Highly detailed. 50th Anniversary Collector Set of 520 N/F and 620 N/F tractors. Toy is new. The carton is good with slight shelf wear. All photos are of the tractors and carton, not stock photos. Manufactured by ERTL in 2006, stock number 15719A.