For cleaning hard-to-reach tight spaces. Fits Sanitaire FORCE Series uprights SC5713B, SC5745B, SC5713D and SC5845B as well as older models.Replaces items 71956-119N, 71956-355N, 71956A-119N, 71956A-355N, 77506-355N, 77506-366N, 78232-355N, 78232-453N, 77506-355N