For when extra propeller clearance is required. Use on Mercruiser Alpha One Gen II & All Bravo Mounts in place of Trim Tab.
Mercury Outboards 4 & 6 Cylinder Verado Mercury high performance outboards.
EMP Aluminum anodes conform to Mil-Spec A-24779(SH)

also crosses with:
Canada Metals CM762145A
Performance Metals 00049A
GLM 12710
Technoseal 00826 (zinc)