This is a standard replacement Antenna Tube Assortment with Caps from Dubro. This item can be used anywhere an antenna tube is needed to support a receiver antenna wire.FEATURES: Plastic construction White, red, purple, blue, yellow, and black colors in packageINCLUDES: Six antenna tubes Six antenna tube caps Six receiver antenna wire sleeveREQUIRES: Nothing. This is a direct fit part for any boat, car, etc. that uses a standard size antenna tube.SPECS: Length: 12 1/4" (311mm) Diameter: 1/8" (3.2mm)Du-BroPart DUB2341