A-B15436K-AI CAP-FUEL TANKOne New Aftermarket Replacement Fuel Tank Cap Fits Briggs and Stratton (B&S) Small Engines This aftermarket replacement fuel tank cap seals the fuel tank on Fits Briggs and Stratton small gasoline engines, preventing fuel leaks and keeping dirt and debris out of the fuel system. The cap includes an attached tether to keep it secured to the engine during operation, preventing loss during mowing or other equipment use. Compatible Models Fits Briggs and