Looking to fit Large Bore valves from your SP-1000 Spud? The Adapter is a specialized solution akin to the Haltec H-4000 but without the bridge washer. Specifically crafted for SP-1000 type spuds, this Large Bore Swivel Valve adapter (H-4000-1 variant) seamlessly converts tubes. Enhance your SP-1000 system effortlessly with this precision-crafted, bridge washer-free adapter for optimal valve integration. Ideal for hassle-free upgrades to accommodate Large Bore valves, ensuring seamless functionality and compatibility.