25 m 27 m 24 m Pulsating sprinkler head providing 0° to 360° circle coverage or continuous rotation. 34” female thread. Diffuser screw assures even water distribution. Self adjusting up to 4 bar, adjustment device for optimal setting at high water pressures. Stainless steel pin and wear resistant bronze bushing.easy adjustmentrust proof, non wear materialsworks at high and low pressures