For For corrosion protection of Shafts and running gear.
Shaft Diameter (ID): 2-1/4″
Length: 4″
Outside Diameter (OD): 4-1/4″
EMP Zinc anodes conform to Mil-Spec: MIL-A-18001K

also crosses with:
Canada Metals CMX10
Performance Metals C2250Z
GLM 26618
Technoseal 00516USA
Camp X-10
Reliance MDX-10