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

1/4 NPT Hex Plug, 3/8 Rod
E-0B, E-0E, E-0C, E-0, E-0A

Regular price $8.16

1/4" NPT Hex Plug, 3/8" Rod Diameter

Wrench Size 9/16
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+