Abstract: An articulating and telescoping assembly for temporarily supporting construction framing members. A base includes a number of radially directed sockets which receive detachable stabilizers. A telescoping stanchion pivots at the base and supports a gimbaled workpiece holder having support saddles, which holder is also vertically adjustable along the stanchion. A length adjustable brace pivots at the base and is vertically adjustable along the stanchion at a clamp to determine a plumb angle of the stanchion. Alternative constructions of the workpiece holders, holder support clamp, brace, stanchion pivots, and stanchion extenders are disclosed.