Seller notes

Master Lock Trailer Sentry Anti - Theft System Brand New in Sealed Box System offers superior safety for your tow gear. Thieves don't stand a chance. Master Lock gives you real peace of mind when it comes to your trailer and everything it holds. When installed, this Alarm System looks and performs just like any other quality relay module / wiring harness. But when the wires are cut or disconnected, it emits a piercing, 110-decibel sound that both frightens off would-be crooks and alerts you that...

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