REDZn Engine Anodes are now known as PRO Engine Anodes. Available exclusively at

3/8 NPT Hex Plug, 1/2 Rod
E-1G, E-1F, E-0H,E-1E,E-1D,E-1

Regular price $11.50

3/8" NPT Hex Plug, 1/2" Rod Diameter

Wrench Size 11/16
Plug Material Brass
Rod Material Mil-Spec Zinc A-18001K/ASTM B418 Type 1
*Zinc length does not include the length of the plug (just the silver part!)
**Standard shipping FREE for orders over $100, $8 otherwise
***5% off $600+