This is a single-arm heavy duty boom for stereo microscopes. The diameter of the holding ring is 3 (76mm).
This rugged boom stand weighs about 40 lbs. 3" (76mm) Holder Ring 23" Overall Length.
15" High Pillar 9" x 9" x 1-3/4" Solid Cast Steel Base 40 lbs in Weight. The item "White Single Arm Boom Stand for Stereo Microscope Tube Mount 76mm Focus Block" is in sale since Wednesday, September 1, 2021.
This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical/Lab Equipment Attachments & Accessories\Microscope Parts & Accessories\Other Microscope Parts & Accessories". The seller is "vistatronics" and is located in Phoenix, Arizona. This item can be shipped to United States.