Sold by the each  1 2 3 4 5 6

Solid base cap Black, solid cap for tank storage or transportation. Black cap is fine thread and typically fits older Briggs and Stratton, Rubbermaid, Essence, Blitz and Gott cans. 

HD GASKET INCLUDED

Measurements: 

‎4.17 x 2.05 x 1.42 inches