For Mercruiser 2003 and newer Bravo III fitted with two trim tab anodes. This is the aft of the two flat trim tabs anodes and has a recessed, unthreaded hole for the 1-1/4″ long mounting bolt. Diameter: 3-1/2″ Mounting Hole: Unthreaded and Recessed EMP Aluminum anodes conform to Mil-Spec A-24779(SH)

also crosses with:
Canada Metals CM762145A
Performance Metals 00268A
GLM 12734
Technoseal 00820AL, 00835AL
, Camp 76214
Reliance AMD-76214