Description: Straight Fuel Tank Vents are packed in plastic. For use with 5/8 inch hose. Patented splash-resistant vent. Constructed of corrosion-resistant polypropylene. Maximum hull thickness: 5/8 inch. Installation hole size: 7/8 inch diameter. Specification: Length:38mm/1.5" Width:38mm/1.5" Heigth:80mm/3.1" Package Includes: 1 Piece Fuel Tank Vent Cap