FastClamp Modular Structures & Guardrail Fittings


FastClamp is the latest addition to the Weldlok product portfolio offering another way of constructing modular guardrails, safety posts and other structures using innovative design of cast iron fittings to join metal tubes together in different angles and orientations.


FastClamp is the safe and simple solution to build many different types of lightweight tubular structures.

The applications are only limited by imagination and the following are just a small selection that can be constructed.

  • Handrailing

  • Guardrailing

  • Tyre racks

  • Barriers

  • Exhibition stands

  • Carports

  • Disabled ramps

  • Sheds



FastClamp fittings are manufactured from malleable or ductile cast iron to suit five different tube sizes. FastClamp fittings are currently available in stock in size 40NB for most components. Other size fittings are available upon request. Please check with Weldlok Customer Service team for stock availability and lead times.

FastClamp castings are Hot-dip Galvanised to AS/NZ4680-2006 as standard and can also be supplied in a powdercoated finish to RAL standard colours, subject to minimum order quantity and availability from coaters.



Ready to Use Posts with pre-fitted base plates are also available to further speed assembly. Combined with selected FastClamp fittings, it can produce a modular guardrail system without the need for complex plans and drawings. Posts finishes are available in Hot-dip Galivanised or Powdercoated to Special Order. Posts are made from 40NB (48.3 x 3.2mm) steel tube.



Weldlok offers a standard Barrier Fencing Balustrades Panels and Closure Bends Panels incorporating the FastClamp fittings in Hot-dip Galvanised finish, size 40NB. Other infill options are also available upon request.







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Weldlok® is a registered trademark of NEPEAN Building & Infrastructure.