Swimables MIP Threaded Directional Eyeball Fitting SW-30-851 is a 1.5-inch slotted return fitting designed to improve water circulation in pools. The slotted design allows for a wider and more controlled water flow, enhancing filtration and reducing dead spots. Made from durable, UV- and chemical-resistant tan plastic, it is built for long-term use in harsh pool environments. Compatible with standard 1.5" MIP threaded return ports, this fitting is easy to install and adjust, making it an ideal replacement or upgrade for effective pool water management.