4 Pcs Large Nylon 3" Marine Wire Cable Vent Cover, Clamshell Vent for Boat, NEW

• Made of Marine grade Nylon, Excellent seawater corrosion resistance and durable, hold up exposed to salt air on boat
• Nylon is a lighter and lower cost solution, Strength and service life are exactly the same as 316 stainless steel
• Used for splash proof openings or outside vent of wiring cables, wires, hoses
• SMOOTH: The flush screw covers area nice smooth touch. Edge of these clamshells are smooth and thick
• SIZE: Approx 3" x 2-1/2", Height: 1.1"