Cheeseboro clamp is used to connect iron pipe or aluminum speed rail pipe from 1 1/4" to 1 1/2" I.D. (inside diameter). Swivel joint allows for easy alignment with varying angles. Great when working in a lighting grid in stages, studios and theaters. Also used in car rigging for lights and cameras.
Accomodates pipes between 1 5/8" to 1 7/8" O.D. (outside diameter)
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