... length0.5-4mSelf-weight 7.4kgMaterial Aluminum alloy,6082-T6 with 16 hardnessMax load800kgMax span16mMain tube50*3.0mm/50*2.0mm ... , applied in span within 10m and height not above 5m / flexible with sleeve block, applied in span above 10m, which is more ... requirement, rigorous produce team, good welding with good weld joint2. TUV tested with certificate3. OEM with best price 4. Fast delivery and best ...