With a pop-up height of 3 inches, this impact sprinkler head features part- or full-circle spray range. It is universally designed to replace or work with most impact and gear stream lawn sprinklers. With flow-through design, it has superior performance in all types of water. This Orbit 55100 automatic sprinkler has multiple inlets of inch threaded side or bottom inlets for easy use. Features and Benefits: Has a spraying distance of up to 35 feet in a part or full circle pattern, Works with or replaces most gear stream and impact sprinklers, Has a 3 inch pop-up height, Features flow-through design for optimal performance, Has dual inlet options: inch threaded side or bottom inlets.