For SX and DPR-A/B
Length: 3-3/4″
Width: 3-1/4″
Thickness: 1-7/8″
Mounting Holes: 2″ center-to-center
EMP Aluminum anodes conform to Mil-Spec A-24779(SH)

also crosses with:
Canada Metals CM3854130A
Performance Metals 00117A
GLM 12974
Technoseal 00718AL, 00922AL
Reliance AMD-3854130