Three decades and it has grown up at the cost of hundreds of millions of pounds when a better gun was available from day 1 and probably at a cheaper price. Then units of the UKarmy are now being issued AR's when your "new' 80 is considered acceptable.
Military guarding your Trident subs are now issued AR's, along with the Pathfinder Group of the Parachute Regiment, UK Special Forces, Royal Military Close Protection Unit and 43 Commando Royal Marines.
The prosecution rests its case.