https://www.tractorsupply.com/tsc/product/fill-rite-vented-fuel-tank-cap-with-base-frtcb
Fill-Rite Vented Fuel Tank Cap with Base, FRTCB at Tractor Supply Co
The Fill-Rite Vented Fuel Tank Cap with Base prevents pressure buildup in your fuel storage tanks. These fuel tank caps are coated with a durable powder-coat...
vented fuel tank cap