Feeny Colored Polyethylene End Caps over CableRail Kit fittings. Each cable requires two caps for each termination point such as TT Washer Nuts, Quick-Connect Fittings, and Angled Retaining Washers. Plastic End Caps are sold in packages of 10 and are available in Black, White, Brown (Matches Cedar), Gray, Silver, Taupe, Bronze, Green, and Cream. Add End Caps for a decorative cover with CableRail Kits. Dimensions: 3/4" x 7/16"