Ideal for mounting the PSU on any tube from 5 to 51mm or on a flat surface, the Kupo Super Convi Clamp with ARRI PSU Rail Mount has a CNC aluminum plate and will support up to 44 lb.

Supports up to 44 lb    Lightweight Aluminum Construction    Accepts Numerous Convi Accessories    Ideal for Mounting PSU on Tubes: 5-51mm

• Convi Clamp equipped with a CNC aluminum plate
• Allows ARRI PSU Rail Mount Adapter to be slid on securely and effortlessly
• A great mounting solution for supporting the power supply unit on any 5 to 51mm tube or a flat surface
• Convi Clamp has a TUV 44 lb certificate rating

Related Questions and Answers

Q: 1. What is the max weight this can hold?

A: The Kupo 5/8" Swivel Super Grip Finger with Ratcheted Handle can support up to 22 lbs.

Q: 2. Clamp Base, Thread Count for 2 Side Screws? Not 1/4 -20 Center Screw nor Set Screw.

A: The 2 side screws would be an M5 type thread.

Q: 3. What size is the ball? Is this like a 1” Ram Mount?

A: The ball is 26mm.

Q: 4. What is the thread size on the bottom of this clamp?

A: it has 1/4 20 but I haven't had a good experience using it. The main feature is using the Hexagonal receiver which can accept various studs with 1/4 20, 3/8 -16, or 5/8 studs.

Q: 5. Does a c stand fit in this opening?

A: It's mostly meant to be dropped in Large 4.5" Grip Heads. The Kupo C-Boom Clamp for 1-1/4'' and 1-1/5'' Pipes has T-Slotted Ear for mounting. It holds Holds 1-1/4" and 1-1/5" Boom Poles, due to some C-stands made different - you will need to measure your stand to be exact about fitting.

Q: 6. This looks better (more functional than) the Matthews Matthellini Clamp with 6" End Jaw. Can anyone confirm? (Strange that there are no reviews.)

A: This clamp differs from the Matthews Matthellini in that it offers a longer length at 9 inches while the Matthews product only goes up to 6".

Q: 7. can this support a 30 lb monitor?

A: Yes. The following unit will support a 30lbs monitor.

Q: 8. Are both knobs made of metal or plastic?

A: They are metal.

Q: 9. hi does this fit on and can take the weight of the Atomos sumo 19se?

A: The Kupo Super Knuckle VESA Monitor Mount Kit supports up to 17lb and the Atomos Sumo 19" SE HDR Monitor, Recorder, and Switcher is 12.02 lb. It is with in the support weight.

Q: 10. How far does the hex receiver stick out? We need it to extend a certain distance from the beam we are clamping onto.

A: It is 2.5" from the notch in the clamp to the opening of the receiver.