An apparatus for moving a stream of molten metal comprising a pumping member, a housing at least partially enclosing the pumping member, a power device seated on a support, a shaft connecting the power device and the pumping member. At least one post is disposed between the support and the housing. The post includes an elongated rod surrounded by a heat resistant outer member. The rod includes a first end connected to the support and a second end secured within a cavity in the housing.