RFA-1 Extra Boundary Wire RFA-2 Extra Boundry Flags PRFA-500 Wire and Flag Accessory Kit RFA-50 Wire Break Locator Extra boundry wire covers 500' Extra boundry flags to cover up to 500' Extra boundry wire and flags, to cover up to 1/3 acre Electronic tool to locate breaks in the Radio Fence boundry wire RFA-1 $35.95 RFA-2 $10.95 PRFA-500 $47.95 RFA-50 $61.95 RFA-25 50' underground wire roll $13.95 RFA-41 Nylon Collar $9.95 300-089 Replacement AC Adapter for Instant Fence Transmitter $14.50 300-021 Radio Fence AC Adapter $14.50

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PetSafe Radio Fence - The Best Fence for Your Pet, also has a lifetime parts warranty.