Doughty Swivel Coupler - Atom Clamp (Black) - MTN Shop

Doughty Swivel Coupler - Atom Clamp, (Cheeseboro)


*IMPORTANT NOTE* - All Doughty products are shipped from the UK. We will cover all customs charges on your delivery in advance so no extra payment is needed from you. We require a minimum order value of €50 for all Doughty products.

If you order less than €50 worth of Doughty products, your order will be cancelled and refunded.

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Regular price $57.46 USD
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Product Details

Doughty Swivel Coupler - Atom Clamp

The Doughty Swivel Coupler Atom Clamp provides a fast and firm fixing between adjacent bars of a smaller diameter at any angle, whilst also allowing 360 degrees of movement.  A great example of using this Coupler is bracing a truss with another tube. 

This Coupler is constructed from high-tensile Aluminum Extrusion and fits round tubes or truss chords of 1'', 1.25'', 1.38'' and 1.5'' diameters. Broadly applicable in the theatre, film, TV and photographic industries.

The Atom range of Parallel and 90-Degree Couplers are also available.

For any inquiries, please contact us via chat.


  • SWL: 220.5 lbs
  • Tube Diameters: 1'', 1.25'', 1.38'' and 1.5''
  • Tube Center: See the individual technical data sheets
  • Material: Aluminum
  • Finish: Black or Polished Aluminum 
For more details, please read the technical datasheet, user manual and cert.
Doughty Engineering
Doughty Engineering is a UK-based entertainment equipment manufacturer and began the manufacture of products in 1985. Now, it is one of the world’s leading manufacturers of rigging, suspension and lifting equipment for film/TV, theatre and concert halls.

Quality and safety are key issues for Doughty. As a member of PLASA (Professional Light and Sound Association) and ESTA (Entertainment Services and Technology Association), Doughty adheres strictly to the standards of trading expected.

    What is a Cheeseboro? Cheeseborough clamps aka Cheeseboro, Scaffold Clamps, Couplers, Swivels and even Cheese-burger or Burger Clamps. The name is believed to derive from the Chesebro-Whitman manufacturing company of New York. The devices are used for connecting iron pipes or aluminum tubes. They come in two styles; rigid (aka fixed 90¡) or Swivel.

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