Stingray® has flow-efficient 3” waterway that allow for flows up to 1250 GPM. All features designed to minimize maintenance needs, including: choice of corrosion-resistant brass or lightweight Elk-O-Lite® construction, fully enclosed gearcase with stainless steel worm, bronze balls in all swivel joints, and grease zerks for easy lubrication. Flexible installation options include numerous base options and a hydrant mounting choice. Compact in size, the Stingray® is extremely versatile, allowing the monitor to serve a variety of real-world needs. The Stingray® IV offers built-in shut-off capabilities from a full flow 3” ball valve.