Clamps and couplers - half, swivel, self-lock and quick couplers for 48 to 51mm scaffold and fly-bar tube, load-rated and stocked by TSA
The fittings that hold the rig.
Half, swivel, self-lock and quick couplers for 48 to 51mm scaffold, truss and fly-bar tube. Load-rated, stamped, and stocked in black and silver - supplied and supported Australia wide.
Four families.
One tube standard.
Every coupler in the range fits 48 to 51mm scaffold, truss and fly-bar tube, so one fitting standard works across your rig. Start with the family that matches the job, then spec the working load.
The fitting that
holds the rig.
A coupler is the fitting that connects gear to a tube. A half coupler clamps a single tube for a fixed point - lights, speakers, pipe-and-drape. A swivel joins two tubes at any angle. Self-lock and quick couplers are fast grip-under-load fixings. All of them fit 48 to 51mm scaffold, truss and fly-bar tube, and all are supplied load-rated and stamped with a working load limit.
TSA stocks the range in black and silver, built to a stated safety factor and consistent with the AS 4991 approach to rigging hardware. It is one part of the full Lifting & Rigging range.
From fly bars to ground support.
Pick the coupler,
not the compromise.
Four coupler families on one tube standard. Each is the right answer to a different job - here is how they differ, and how to spec the one your rig needs.
Every coupler fits 48-51mm tube and is supplied load-rated and stamped with a working load limit. Half 100 to 750 kg, swivel 100 to 500 kg, self-lock and quick 250 kg. Built to a stated safety factor, consistent with the AS 4991 approach to rigging hardware.
One jaw. One fixed connection.
A single forged jaw that clamps to one 48-51mm tube and gives you a fixed-point fixing for lights, speakers and pipe-and-drape. Stocked at 100, 500 and 750 kg working load - M10 bolt to 500 kg, M12 at 750 kg. Black or silver, load-rated and stamped.
Two tubes, any angle.
Two jaws on a central pin that join two tubes and rotate a full 360 degrees - for bracing, cross beams and non-standard structures. Stocked at 100 and 200 kg on a 30mm pin and 500 kg on a 50mm pin. Black or silver, load-rated and stamped.
Hooks on. Grips under load.
Hooks onto the bar and grips automatically as soon as the load applies; you set final tension with the T-handle. Supplied with bolt, ring and butterfly nut, rated to 250 kg working load. The fast, secure pick for quick installs and de-rigs.
Hook, tighten, go.
The time-saver for hanging fixtures without threading a bolt every time - hook it on, tighten, and move on. Rated to 250 kg working load on a 30mm width with an M10 bolt. Black or silver, load-rated and stamped.
Not sure which coupler your rig needs? Tell us the tube size, the load and the angle, and we will spec it. Couplers pair with the LITEC truss range and the full rigging line.
The hardware
behind the show.
The rigging behind real shows - specified, supplied and supported by the team that knows the hardware on the bar.
See all projects
36 hoists, one ceiling.
A 36-axis hoist array and five-chord box truss - every fixture in the air on rated, stamped fittings.
Read the project
4,000 shows. Zero missed cues.
Seven-plus years keeping five performer flying rigs and the automation system rated and show-ready.
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Rated fittings a hall can rely on.
Couplers, clamps and rigging hardware a teacher or casual crew can rig and check with confidence.
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Questions
about clamps & couplers.
If your question isn't here, call us or send your tube size and load - we'll come back with the right coupler for the job.
Call 1300 439 872 →Tell us what
your rig needs.
Send the tube size, the load and the angle. We will spec the right couplers, supply them, and support them - here and on the road.







