You may use a rubber mallet to ensure the cap is secured firmly in place

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Universal Receiver 1-5/8" Post O.D. You may use a rubberDesigned for both gated communities and commercial buildings, the Universal Receiver and accompanying remote controls feature Security+ 2. 0 technology Performance Provides convenient access to gated communities, industrial facilities, and commercial sites all with a single transmitter solution Expands to three channels: Channel 1 50 remotes, Channel 2 20 remotes, Channel 3 20 remotes Multiple remote control options available to provide secure access