A pivoting support system, comprising: a support member defining a cavity and comprising an inner surface, the cavity extending through the support member between a first opening in the support member and a second opening in the support member, the inner surface located within the cavity and providing a pivot defining a first pivot axis (140, 142, 144, 146) extending through the support member, the cavity defining a first pivot range (150, 152) about the first pivot axis, an extension member comprising first and second ends (110, 112), the extension member located at least partially within the cavity of the support member near the pivot so that the extension member is generally pivotable about the first pivot axis through the first pivot range defined by the cavity, the first end of the extension member protruding from the first opening in the support member; a first clamp member and a second clamp member, the first and the second clamp members engaging the extension member and the support member to retain the extension member at least partially within the cavity of the support member; and a mounting member coupled proximate the first end of the extension member, the mounting member configured to support an object as the extension member pivots through the first pivot range relative to the support member characterized in that, the cavity has a first frustoconical portion and a second frustoconical portion, and wherein the inner surface of the support member provides the pivot at a transition between the first frustoconical portion and the second frustoconical portions. a support member defining a cavity and comprising an inner surface, the cavity extending through the support member between a first opening in the support member and a second opening in the support member, the inner surface located within the cavity and providing a pivot defining a first pivot axis (140, 142, 144, 146) extending through the support member, the cavity defining a first pivot range (150, 152) about the first pivot axis, the cavity extending through the support member between a first opening in the support member and a second opening in the support member, the inner surface located within the cavity and providing a pivot defining a first pivot axis (140, 142, 144, 146) extending through the support member, the cavity defining a first pivot range (150, 152) about the first pivot axis, an extension member comprising first and second ends (110, 112), the extension member located at least partially within the cavity of the support member near the pivot so that the extension member is generally pivotable about the first pivot axis through the first pivot range defined by the cavity, the first end of the extension member protruding from the first opening in the support member; the first end of the extension member protruding from the first opening in the support member; a first clamp member and a second clamp member, the first and the second clamp members engaging the extension member and the support member to retain the extension member at least partially within the cavity of the support member; and a mounting member coupled proximate the first end of the extension member, the mounting member configured to support an object as the extension member pivots through the first pivot range relative to the support member characterized in that, the cavity has a first frustoconical portion and a second frustoconical portion, and wherein the inner surface of the support member provides the pivot at a transition between the first frustoconical portion and the second frustoconical portions.