Features: 1.Strong Compatibility: The anode rods feature a 3/4in NPT thread, ensuring compatibility for Suburban, for Mor?Flo RV water heaters. 2.Protection Function: Magnesium anode rod effectively prevents water heater damage, provides reliable protection for your water heater, and extends its life. 3.Sleeve Included: Each anode rod comes with a sleeve, providing added protection and ease of installation, perfect to meet your use needs. 4.Premium Construction: Made of high strength magnesium alloy, providing excellent stability and ensuring long lasting durability, reliable and practical. 5.Unique Design: Water tank anode rods are equipped with a flat bottom cap, ensuring a tight seal and preventing any leaks or damage. Specification: Item Type: Water Heater Anode Rod Material: Magnesium alloy Magnesium Rod Size: Approx. 18mm/0.7in diameter x 235mm/9.25in length Thread Size: 3/4in NPT Application: For most RV hot water heaters with 3/4in NPT Anode Rod Connection For Suburban, for Mor-Flo RV water heaters