• Doughty Parallel Coupler (1'', 1.25'' & 1.5'' Atom Clamp)  - Black - MTN Shop
  • Doughty Parallel Coupler (1'', 1.25'' & 1.5'' Atom Clamp) - Aluminum - MTN Shop

Doughty Swivel Coupler (Super Lightweight) - 1.5''& 2''Diameter, (Cheeseboro)

Product No. T58880

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Regular price $66.12 USD
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Product details

Doughty Parallel Coupler - Atom Clamp

The Doughty Parallel Coupler Atom Clamp provides a firm and fast fixing between two parallel bars. This Coupler is specifically designed to attach to round tubes or truss chords and to suspend equipment and luminaires.

Manufactured from high tensile Aluminum Extrusion, the Coupler fits around tubes or truss chords of 1'', 1.25'' & 1.5''. Broadly applicable in the theatre, film, TV and photographic industries. 

The Atom range of Swivel and 90 Degree Fixed Couplers are also available.

For any inquiries, please contact us via chat.


  • SWL: 220 lbs
  • Width:
    T58880 - 0.83''
    T58815 - 1.18''
    T58980 - 1.18''
  • Tube Diameters: 1'', 1.25'' and 1.5''
  • Tube Centres:
    T58880 - 1.87''
    T58815 - 2.17''
    T58980 - 2.36''
  • Finish: Black or Polished Aluminum
Spec Sheet - User Manual - 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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