The Arnold is an air filter. A replacement for the Briggs & Stratton 399877 air filter. It is suited for the Briggs & Stratton 3.5 hp Original Quantum 100700 engine series. This paper construct prevents abrasive particulate matter like dust， grains and others from entering the engine's cylinders， before those could cause mechanical wear and oil contamination.
- Brand Name: Arnold
- Product Type: Air Filter
- Model Compatibility: 399877
- Brand Compatibility: Briggs & Stratton
- Depth: 4.62 in.
- Height: 0.87 in.
- Width: 4.62 in.
- Shape: Square
- Item number: BAF-115
- Number in Package: 1 pk
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