Cover unused antenna access routes or holes in firewall or body of vehicle with Firestik HPA-S Hole Plug Assortment This package contains four flush-mount snap-in plugs made from UV-resistant black thermo plastic Assortment includes two plugs for 3/8-inch holes and two plugs for 1/2-inch holes Easy to install, simply snap into place to protect from rain, dirt, and debris.
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