Gardena 8135 5,200 Square Foot Pulsating Sprinkler On Base Sturdy plastic sled with 3 metal inserts for high stability. Ready to connect up with GARDENA System Connector and end cap. Several sprinklers can be installed in a row. With metal hammer and high-precision brass nozzle. Specially arranged adjustment rings for simple, fine range selection from 25-degrees - 360-degrees.