Designed for use with their MB-6XX matte boxes, the MB-600 Step-Down Ring from Vocas bridges the space between the 165mm diameter of the matte box back and a lens with a 143mm front barrel.

This split ring is designed to compress, providing a secure fit when the matte box is fastened around the ring and lens.

For Vocas MB-6XX Clip-On Matte Boxes    For Lenses with 143mm Outer Barrel    Split Ring Design

Related Questions and Answers

Q: 1. Does this transformer need to be hard-wired?

A: No, it has an outlet plug.

Q: 2. I have a coffee machine bought on Amazon. It requires 120V ~ 60Hz 1100W. I am located in Israel. We have 220V outlets here. Will this Transformer TC-2000 work be Ok for this coffee machine?

A: Yes, the Sevenstar TC-2000 Step Up/Step Down Transformer is compatible.

Q: 3. I see this unit has a European plug. Can it be used in the U.S. using a travel adapter? Description clarifies the output sockets, but not the input socket.

A: Yes, the Sevenstar TC-3000 Step Up/Step Down Transformer (3,000W) BH #SETC3000 can be used in the US with a travel adapter.

Q: 4. What is the type of transformer inside the unit?

A: For this the manufacture would not specify what is built in the Sevenstar TC-5000 Step Up/Step Down Transformer (5,000W) BH #SETC5000.

Q: 5. Can this function as a step down ring (114-82mm) on the front of the NiSi 114mm Shatter-Proof Protector Filter?

A: The Movcam 114:95mm Step-Down Ring for 114mm Threaded Matte Box is not compatible with the NiSi 114mm Shatter-Proof Protector Filter.

Q: 6. Is this 10000w can be use in power tools

A: I haven't used it for that purpose but I have powered stereo equipment with it

Q: 7. Does this unit have a residual power draw whether anything is plugged into it or not?

A: If the Sevenstar TC-5000 Step Up/Step Down Transformer (5,000W) BH #SETC5000 i plugged in and turned on, then it will draw a small amount of power. If it is turned off, it does not draw power.

Q: 8. Will this fit a Chrosziel matte box that has a listed 143.5mm opening?

A: The Bright Tangerine B1250.1001 143mm rubber donut will fit into the Chrosziel

Q: 9. What are the specs? How heavy? What are the measurements LxWxH?

A: About 10-15 lbs , foot long, 10 in wide , 7-8 in high

Q: 10. Hello! I have a gauge master model train controller in the US That is from the UK. It’s supposed to be 240 V. Will that work?

A: Yes, the Sevenstar ST-200 Step Up/Step Down Transformer (200W), B&H # SEST200UD, will allow you to use a 240V device in the US as long as it does not exceed the 200W max power rating.