Genuine Briggs & Stratton Tube Breather.
Used on Briggs 21B700, 21A800, 28AH00, 210800, 212800, 214700, 215700, 215900, 214700, 215700, 218700, 219700, 219900, 21B800, 28BH00, 31A500, 31A700, 31C700, 31E500, 31E700, 31G700, 31K700, 31M700, 31M900, 31N800, 31P700, 31P900, 31Q700, 33M600, 280J00, 282H00, 284H00, 286H00 Series Engines
Replaces Briggs 697113