10 E Track Tie-Down Rail End Covers Durable Black Plastic End Protector CapsPack of Ten (10) Brand New Aftermarket Replacement End Covers for Horizontal E Track Rails Easy To Use Universal Cargo Tie Down System Ideal for Trucks, Trailers, Vans, Flat Beds, Boats, Cargo Haulers Utility & Construction Vehicles Utility Trailers & More! For Horizontal E Track Tie Down Rails in Enclosed Utility Trailers, Cargo Vans, Pickup Trucks Tech Info: Prevents Dirt and Debris Build Up in Track Ends Prevents Accidental Crushing of Track Ends