The Finnish Defence Forces used the 20 ItK/35 Breda, as the gun was officially known in that service, as a training weapon for anti-aircraft crews for several decades after the end of World War II.
Den finske hær brugte de 20 ItK/35 Breda, som var kanonens officielle betegnelse i Finland, som træningsvåben for antiluftskyts besætninger i adskillige årtier efter afslutningen på 2. verdenskrig.