The KKK does not speak for all white males, nor does Nation of Islam speak for all blacks.
Walker was specificly talking about "Womenists", who subscribe to a theory of woman-supremacy the way the Klan is into White-supremacy. Do Womenists exist? Yes, I've met a couple. Do they constitute a large percentage? No, but neither did radical Communists, which didn't stop them from messing up a few things
If the shoe doesn't fit, then it wasn't for you