Scaffold Coupler Gravlock / Beam Clamp to suit 48mm pipe
Scaffold Coupler Gravlock / Beam Clamp to suit 48mm pipe
* May vary based on wall thickness
Bulk Buying Discounts
*Discount will be applied automatically to your cart.
Minimum Qty | Discount |
| Buy 25+ | 3% Off |
| Buy 50+ | 5% Off |
The SP GBC/GBCS - Gravlock/ Beam Clamp Couplers are used to attach 48mm barrel to a girder / beam at 90 degrees. Suitable for flanges up to 45mm thick. A fitting designed for joining beam and tube. It is also named as Beam Clamp. The GBCS is a swivel variant where the two halves are capable of rotating in different directions.
Please note that not all sizes are available for every product.
Tube Size Reference Chart |
Fitting Size Code | Outside Diameter | NB (Metric) | NB (Imperial) |
| T21 | 21.3mm | 15 | 1/2" |
| A27 | 26.9mm | 20 | 3/4" |
| B34 | 33.7mm | 25 | 1" |
| C42 | 42.4mm | 32 | 1 1/4" |
| D48 | 48.3mm | 40 | 1 1/2" |
| E60 | 60.3mm | 50 | 2" |
| SHS25 | 25 x 25mm | N/A | N/A |
| SHS40 | 40 x 40mm | N/A | N/A |
| G50 | 50mm (Alu) /51OD (GAL) | N/A | N/A |
Which fitting size do I chose?
To select the right fitting, measure the outside diameter (OD) of your pipe and choose the corresponding size. For example, a pipe with a 48mm OD requires a D48 fitting.
We also provide fittings for 50mm aluminium tubes and 25 x 25 or 40 x 40mm square hollow section steel bar.
Metric or Imperial?
What are your fittings made from?
Can i use a smaller tube with your couplers?
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A completely modular system.
Tubeclamp fittings are fully modular and can be used in countless ways, including for scaffolding, handrails, guardrails, furniture, shelving, trolleys, carts, scaffolding, fencing, shade cloth systems, garden enclosures, and so much more.
Additionally, since they don't need welding for installation, you can easily take apart or uninstall your setup to repurpose the fittings for another project.
Built to last and engineered for strength.
Charmingly Stylish.
However, to cater to a range of modern and traditional styles, we offer the option of sticking with the classic look or paying a bit extra to have your order powdercoated in a variety of contemporary colors of your choice.Choose from any colour from the Dulux Powder Coating range.
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