Length:  3-3/8"
Width:  1-1/4"
Thickness:  1/2"
Hole Distance:  1-13/16" center-to-center
Weight:  0.3 lbs

Could be used for Boat Lift Zinc bolt on Anode

Whether your boat is sailing in either fresh or sea water is inevitably exposed to the hazards of corrosion.

Zimar hull zinc anodes weigh more than the competition, due to their higher quality and perform their cathodic protection job better.

Zimar hull zincs meet the standards set forth by Mil-Spec A-18001, Mil-Spec A-18001A, and Mil-Spec A-18001K.

ZNGUY-TEC-DOK Sea Strainer