| http://www.w3.org/ns/prov#value | - a first support arm; a second support arm wherein the first and second support arms each have a pivot ball attached thereto; and a clamping assembly including a clamping member having a first upper clamp leg and a second lower clamp leg integrally connected with each other and defining a clamping bore within the clamping member, the clamping bore being adapted to receive and engage the pivot balls
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