Manfrotto Solo Background Support 4m Heavy DutyManfrotto Solo Background Support 4m Heavy Duty The Solo Background Support features a unique pivoting cross bar which makes raising the background on the supports a much easier and safer operation. Rather than step by step adjustments at each end of the support system, the new pivoting connectors allow for much greater steps without making the whole structure unstable and unmanageable. The support is available as a 3m wide or 4m wide solution. The 4m