The Tether Tools Rock Solid Master Clamp for Photographyallows you to attach arms and other gear to round or flat surfaces, such as a tripod leg, table, or shelf, and can hold up to 33 lb. It offers a clamp range of 0.5 to 2.1" and comes with a wedge insert that permits secure use on flat surfaces. The Master Clamp features alloy construction for durability and utilizes a lift-ratchet style metal handle for easy and secure placement.

For mounting, the clamp has a 5/8" baby socket for placing on a stand. It also includes a 5/8" baby stud with 1/4"-20 male thread for more mounting options. Additionally, it has a black finish to reduce reflections.

Load Capacity: 33 lb    Clamp Range: 0.5-2.1"    Fits Round and Flat Surfaces    Lift-Ratchet Style Handle    Black Finish & Metal Construction    Wedge Insert    Locking 5/8" Baby Socket    5/8" Baby Stud with 1/4"-20 Male Thread

Related Questions and Answers

Q: 1. how many jerkstooper comes in the box?

A: This listing is for a single jerkstopper.

Q: 2. What would you need additional to attach this to a light stand?

A: No additional accessories are required to mount the Tether Tools Aero Master Pro Tethering Kit (22 x 16" Pad) to a 1/4"-20 tripod head, a 3/8" tripod mount, a 5/8" stud studio stand, or an Arca-style mounting attachment.

Q: 3. Do you sell replacement wheels for this?

A: Replacement wheels can be obtained through Tether Tools directly by calling 1 888-854-6565 Ext. 3.

Q: 4. Once the JerkStopper JS020 is clamped to the cable, how can it be released?

A: The plastic cable clamp is two pieces. The U clamp bottom piece holding the cable will slide sideways if pushed along the cable and disengage from the top plastic piece with the string. Like a zip tie if you could move it sideways to disengage the teeth.

Q: 5. What are the weight limitations for this sidearm? What is the max load?

A: Weight Capacity: 18lbs (8.16kg). Note, the weight must be balanced for stability on the stand. A sandbag usually helps with this.

Q: 6. will this work with my iMac (Retina 5K, 27-inch, 2020) ?

A: No the Tether Tools Rock Solid VESA Direct Adapter for iMac Computer is not compatible with 2020 iMac displays.

Q: 7. Does B&H sell the accessories that are used to hold up the laptop as well?

A: Yes. They are called the Tether Table Aero.a href= https://www.bhphotovideo.com/c/search?Ntt=tether%20table%20aero&N=0&InitialSearch=yes&sts=ma&Top+Nav-Search= target= _blank https://www.bhphotovideo.com/c/search?Ntt=tether%20table%20aero&N=0&InitialSearch=yes&sts=ma&Top+Nav-Search=/a

Q: 8. The circumference (thickness) dimension of the bar is How many centimeters?

A: The thickness (diameter) of the Tether Tools Rock Solid 2-Head Cross Bar Side Arm is 4" and the circumference is 12.56".

Q: 9. Will this fit Apple Cinema HD display model number M9178LL/A - A1082?

A: No, the Tether Tools Rock Solid VESA Direct Adapter for iMac Computer BH #TEVADPT04 will not work with an Apple Cinema Display M9178LL/A.

Q: 10. I am planning to attach this to my camera rig to stop wayward cables. How far (height) would this protrude from my cage?

A: yes this will protrude from the cage