Offering maximum grip without sacrificing safety, the Small Steel Spring Clamp 1.8" - Kupofrom Small Steel Spring Clamp 1.8" - Kupomeasures 2.6" in width and has jaws that open to 1.8" with enough gripping power to secure paper, reflector board, gobos, and multiple other items on set. Aluminum and steel construction means the clamp can withstand the rigors of heavy use without being damaged. The clamp is black powder coated so it won't reflect lights on your set.

Steel & Aluminum; Black Powder Finish    Clamps to 1.8" Poles or Truss    Maximum Gripping Power

This clamp is ideal for mounting and holding reflective materials, paper backgrounds, and gobos

Black powder-coated steel clamp eliminates potential reflections while on set

Clamps down on any tube up to 1.8" in diameter and provides good clamping power to hold various materials in place

Related Questions and Answers

Q: 1. What are the weight limitations that this will hold? If I'm using the C-stand riser what unit will this safely hold?

A: The manufacture does not list the support weight of the Kupo Pivoting Boom Arm Clamp. It is made to use a C stand column and most of those have a support weight of up to 22 lbs.

Q: 2. Can you replace the flash shoe mount on the Justin clamp for one that works with a Canon 600 EX-RT? There doesn't seem be a way to lock it in place.

A: My 600 fits on ok It is a little snug but should work okI actually used it last night

Q: 3. Will this hold 1" tube like a C-Stand?

A: This C-Boom Clamp is only for 1-1/4" and 1-1/5" pipes.

Q: 4. Will the small clip around a c stand boom arm to hold a sheet of paper? I have some metal ones but they are too heavy.

A: This will work for you.

Q: 5. What is the diameter of the top section, will it hold a foba extension?

A: The clamp can work with items that are between,Minimum Jaw Diameter is 1.18 (30mm)Maximum Jaw Diameter is 1.38 (35mm)There are many Foba extensions. Technically if the one you are referring to is in between the sizes above it should fit.

Q: 6. What boom arm or pole is recommended for this Kupo Pivoting boom arm clamp? The Kupo steel baby boom does not fit in the opening of the kapok arm clamp.

A: HI,Kupo pivoting clamp is constructed by solid aluminum die-casting &plastic cardboard insert which can fit a wider tubing size from3035mm diameter boom. With 1-1/8 ( 28mm) male pin and 5/8 (16mm) female receiver, the attachment of clamp can fit into juniorreceiver or mount on baby pin which gives great flexibility andadjustment.Look at using Kupo C-Stand Columns.Chrome plated steel C-Stand tube2 risers, 3 sections(Dia.: 35mm, 30mm, 25mm)I hope this helps.Regards,Will HBrand Manager Lighting, Mac Group US

Q: 7. Is this what they use to mount the Kupo Tethermate to the c-stand please?

A: No, the threading on this unit is too large. You will need a 5/8" adapter to 3/8 male, click the link below to view; https://www.bhphotovideo.com/c/product/1047269-REG/matthews_861833_baby_pin_adapter.html

Q: 8. How does this product work? It doesnt seem to have a compressing/clamping feature.

A: The two spiked pins would secure the foam core to the clamp using the pre-drilled holes. The clamp then inserts into a standard grip head to hold the foam core in any position needed.

Q: 9. My Triple Shoe V-Bracket is shaped more like a U than a V . Should I be concerned? It seems like the two sides of the V / U bracket should be the same length. Will this be compatible with my camera's accessory shoe??

A: Can you attach an umbrella to this also?

Q: 10. Should I use a 2" or 3" to hold up a seamless backdrop?

A: We highly suggest 2 inches pony clamps for paper seamless.