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A Magnesium anode used more in fresh water applications, 2" NPT with 5" long magnesium rod (6-3/4" overall length).        

A Magnesium anode used more in fresh water applications, 2" NPT x 8" Overall length and 6.25" long Magnesium rod sticking out of threaded plug, +/- 1/8". Other customs sizes available please email...

A Magnesium anode used more in fresh water applications, 3" NPT with 10" long magnesium rod. ~12 " overall length  Has a blue protective cap over the threads,     ~2.5" diameter...

Magnesium Pencil Anode 3/4" NPT x 10" long used more in fresh water applications such as a water tank.      

Magnesium Pencil Anode 3/4" NPT x 12" long used more in fresh water applications, such as water tanks.    

Magnesium Pencil Anode 3/4" NPT x 14" long used more in fresh water applications, such as water tanks.    

Magnesium Pencil Anode 3/4" NPT x 4" overall long, rod dia 0.7 to  0.84", Brass plug fitting.  Used more in fresh water applications, such as water tanks...

Magnesium Pencil Anode 3/4" NPT x 5" overall long, ~4" mag rod sticking out  rod dia 0.7 to  0.84", Brass plug fitting.  Used more in fresh water applications, such as water tanks...

Magnesium Pencil Anode 3/4" NPT x 6" long overall, rod dia 0.7 to  0.84", Brass plug.  Used more in fresh water applications, such as water tanks.    

Magnesium Pencil Anode 3/4" NPT x 8" long, Rod Dia 0.7 to  0.84". Used more in fresh water applications, such as water tanks.          

Magnesium Pencil Anode 3/8" NPT Brass Plug  x 1.75" long overall included plug length-  Contact for other Custom 3/8" NPT lengths and sizes   

Magnesium Ribbon Weight: 25g 99.8% Pure  40ft-70ft longUnoxidized Individually sealed 3.2mm wide x 0.3mm thick Great for experiments