Mount an 80mm matte box onto your lens with this Simmod Signature Series 58x80mm Front Step-Up SimRingfrom Simmod. The black anodized aluminum ring screws onto any lens with an internal 58mm filter thread. It provides an 80mm outer diameter to fit your matte box opening, providing a knurled edge around the whole edge, and it has no branding or marking on the outside. There is an 77mm inside thread on the front of the ring for adding an optional filter.

Convert Front Lens Diameter to 80mm    For Lenses with 58mm Filter Thread    77mm Front Inside Thread for Filters    Works with 80mm Matte Box Systems    Fully Knurled Edge    Aluminum with Black Anodized Finish

• Unbranded
• 360° knurled edge
• Fits lenses with 58mm filter thread
• 80mm outer diameter (OD)
• 77mm front inside thread; compatible with any 77mm diameter filter
• Made of solid anodized black aluminum

Related Questions and Answers

Q: 1. Is there a GND connection on the output?

A: The Sevenstar ST-1500 Step Up/Step Down Transformer (1,500W) BH #SEST1500UD does not have a GND.

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 just received my Transformer i hooked it up with it in 220 volts and it is only putting out 116 volts am i doing something wrong ?

A: Please make sure your input and output voltages are selected appropriately. If that is the case, and the unit is still putting out an undesired voltage, we would recommend reaching out to Sevenstar at info@sevenstar.com.

Q: 4. 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: 5. I need to use a product like this to run my North American studio lights in documentary interview situations in Asia. Does the unit emit noise when operating?

A: I use it for my german kitchen machine in the USA and it does not make any noise and is really easy to handle!

Q: 6. Hi is there 220v tv of this model..

A: This a voltage transformer. We do carry TVs that can run on 220V: http://bit.ly/220TVs

Q: 7. Warrenty

A: Don't need, thx. It works perfectly

Q: 8. Hi everyone, I'm buying 55" LED TV and an AV Amplifier. both of them having 110v..my question is that the transformer has only one 110v output, so can I use the splitter to split to the output 110v socket of transformer into two and use it for both TV and amplifier..

A: Yes - both outputs may be used at the same time.

Q: 9. Does this cap work with the NiSi 114mm Shatter-Proof Protector Filter?

A: You would not be able to put this on top of a filter. It would have to be either one or the other on the lens.

Q: 10. 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.