Feature: 1. Applicable Models: Anode rod is fit for most RV hot water heaters with 1/2in NPT Anode Rod Connection, replacement for Suburban RV water heaters, and replacement for Mor‑Flo RV water heaters. 2. Stable Performance: Magnesium anode rods act as a powerful filter for the water stored in the heater, protecting your water heater from damage and help to prolong the life of the water heater. 3. Reliable and Safe: The hot water heater anode rod with fine workmanship and premium materials exhibits outstanding durability and is not potentially dangerous and safer for human body. 4. Durable Construction: 1/2 Inch NPT anode rod is made of premium material, which is hardness, not easy to deform, sturdy and durable and has a long service life. 5. Easy to Use: Aluminum anode rod with 13x115mm (diameter x length) is designed to be easy to use, so you can use it easily, which is convenient and practical for you. Specification: Item Type: Anode RodMaterial: Magnesium alloy + aluminumMagnesium Rod Size: Approx. 13x115mm/0.5x4.5in (Diameter x Length) Thread Size: 1/2in NPTFitment:For most RV hot water heaters with 1/2in NPT Anode Rod Connection Replacement for Suburban RV water heaters Replacement for Mor-Flo RV water heaters . Package List: 2 x Anode Rods1 x Tape