The RAM-VB-109-5U consists of a 6" long single swing arm and 2.5" round base that contains the universal AMPs hole pattern.
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RAM® 6" Single Swing Arm with Socket (RAM-VB-109-5U)
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The RAM-VB-109-5U consists of a 6" long single swing arm and 2.5" round base that contains the universal AMPs hole pattern.