Hobby Master 1:72 A-4B Skyhawk VA-106 Gladiators Carrier Diorama Set HD0002The first US Navy A 4 Skyhawk entered service in the mid of 1950s to replace the A 1 Skyraider . VA 106 started as Strike Fighter Squadron ONE ZERO SIX in January 1945 but became VA 106 "The Gladiators" in 1955. A total of 542 A 4B Skyhawks were manufactured, many of which were later modified and or refurbished and sold to foreign countries. The Skyhawk flew more missions than any other US Navy plane during the Vietnam War and because it was so nimble