TC Plasma Screen Mount supports a plasma or LCD screen from a box truss or pipe. A pair clamps are provided, one for each side of the screen. The plasma screen is easily bolted to the TC Plasma Screen Mounts with 6mm, 8mm, or 10mm bolts, (Bolts are not included). The support bolt holes are drilled on 25 mm centers to match the 50, 100, 150, 200, 300, 400 mm VESA Standards. Mill Finish Priced Per Pair. A pair (or set) is two bars with one clamp attached to each. Clamp fits 1.5" OD-2" OD Tube.