High Quality: Factory filter, excellent filter paper, metal mesh protecting design, separate packaged, easy store. Wide Application: For Stratton generator, pressure washer air filter. Air filter provides superior protection, improve engine performance. Replace air filter, durable filter paper design. Fit for Stratton: Model # BS-491588S 491588 4915885 399959 push lawn mower air filter, part # 4101 5043 5043A 5043D 5043H 5043K. Fit 3.5-6.5 quantum engines, 625e 675ex 725ex 625-675 series elements. Push Lawn Mower / Tractor Air Cleaner: For model # JD-pt15853 lg491588, 102-549, 30-710 30-927, Rotary 2838, 21529800 air purifier, Replace Original Filter. Replace for part number of Toro, Built, , walk behind lawn mower / tractor air filter. Size: 5-1/4 inch Length * 4-1/2 inch Width *13/16 inch Height. Color: White, Blue Material: ABS Package Contents: 10 * Air Filter Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.