Air Filter Shop Pack / Briggs & Stratton 491588SPack Size:1Briggs & Stratton 5043H, Briggs & Stratton 491588S, Briggs & Stratton 5043K, Briggs & Stratton 491588, Toro 119-1909Napa 2420, NHC 261-1188, Oregon 30-800Briggs & Stratton 112200, 12A800-12T899, 92200 and 128700-129799 series Package of 40 of our 102-549 air filters, Priced per pack, sold per pack