United Group supplies Round Expandable Sprung Shoring Bar. United Group is an ISO 9001:2000 accredited company. United Group manufactures hot dipped galvanized steel structure, auto components, sheet metal component, automobile spare parts and fabrication items. Round Expandable Sprung Shoring Bar is provided with press button adjustment. Round Expandable Sprung Shoring Bar is also supplied with adjustable length 2.10m to 2.53m. It is also available with end fittings. All steel components of these shoring bars are finished in bright zinc.