Check the listing for details. Senninger Irrigation Inc. Micro-Sprinkler - Upright w/1/2" MPT. Condition: New. Listed at 16.40 USD. Senninger Micro-Sprinkler - Upright on 1/2" MPTUpright micro-sprinklers with the 1/2" MPT (male pipe thread) base are easily installed on the riser adapter with the female threaded connection. This makes them a great choice for nursery or orchard under tree watering.Senninger micro-sprinklers offer outstanding performance in a low volume irrigation system along with easy installation and a wide variety of options to fit your needs. These Senninger micro-sprinklers deliver gentle rain-like droplets in a very consistent and uniform pattern. Constructed with engineering grade, UV resistant thermoplastics for durability and long life. Features: Bridgeless design eliminates dry spots; Deflector is designed for maximized startability and smooth operation; Convenient tool free assembly/disassembly for easy cleaning; Color coded nozzles for easy identification; Two-year manufacturer warranty on materials, workmanship and performance