def METHOD_NAME(self) -> Component:
    """Build the Equatorial Port"""
    self.z_h = self.params.ep_height.value
    self.r_rad = self.params.cst_r_corner.value
    hole = offset_wire(self.outer, -self.offset)
    self.profile = BluemiraFace([self.outer, hole])
    self.port = extrude_shape(self.profile, (self.length, 0, 0))
    return self.component_tree(
        xz=[self.build_xz()],
        xy=[self.build_xy()],
        xyz=[self.build_xyz()],
    )