Large flow sprinkler for high pressure systems, rotating at uniform speed over a full or part circle. It is equipped with interchangeable nozzles of different diameters and an adjustable jet-breaker, which allows even distribution of rainfall over the irrigated area. It is the ideal sprinkler for irrigation of extensive cultivations. Equipped with a special change of gears, allowing two speeds – a high speed for tender cultivations or a slow speed for normal cultivations.