FLIP TOP CAP FOR DIESEL TANK - MARINE-GRADE MATERIAL MARINE-GRADE MATERIAL: Made of High-Performance Black Polymer Body. The flange Diameter is 3 5/16 Inches (84mm). FLIP TOP CAP WITH SECURITY LOCK EASY TO VIEW AND USE: Engraved with the word DIESEL on the Flip flop cap to designate that it should be used for Diesel Fuel only No more losing or misplacing the cap DIESEL ENGRAVED ON CAP No more losing or misplacing the cap. At Five Oceans, we are passionate enthusiasts of the incredible on-board experiences, be it sailing, fishing, cruising or practicing water sports. With over 40 years of expertise and an unbridled love for marine activities, we provide a vast selection of products for all boat owners 2 (50mm) Boat Fuel Deck Fill/Filler with Keyless Marine Mirror... 4 - 3/16 Inch (5mm) Screws (not Included) needed for installation This Boat Diesel Deck Filler is UV Resistant. Deck filler fuel (petrol/diesel) 38mm with flap – Nuova Rade online It can resist the hard conditions of the marine environment Boat Diesel Deck Fill/Filler, Marine Fuel Deck Filler with Flip Top Cap Design, 1-1/2 Inch Hose, Straight Neck, for Sport Yachts, Motor-yachts and Sailboats KEY-LESS DESIGN: New Stylish flip-top cap design with bottom security lock. It can resist the hard conditions of the marine environment. 4 - 3/16 Inch (5mm) Screws (not Included) needed for installation. Boat Diesel Deck Fill Fishing Boat Five Oceans 1-1/2-Inch Marine Deck Fill/Filler, Flip Top Cap Design, Straight Neck, For Pontoon, Fishing, Bass Boats, Sport Yachts Marine Deck Gas Fills Marine Diesel Deck Fill FIVE OCEANS, 40 Years Developing High-Quality Marine & Outdoor Products