Toro 300 Series Multi-Stream Shrub Rotor with Less Nozzle and Arc Disc Unique Multiple Rotating Streams Provides slow, effective watering Nozzles & Discs Not Included Matched Precipitation Rate Arc Discs Ensures uniform delivery of water across each square foot of an irrigated area, resulting in high-precision water application Choice of Six Nozzles and Nine Interchangeable Discs For maximum versatility covering varying landscape needs (4 separate nozzles for high-pops)