1. All-metal construction, 360 degrees of dead-end rotation, compatible with 99% of the market microscope kit 2. Can expand the operating range, any observation angle to observe objects, improve work efficiency 3. Precision thickened metal, durable, anti-corrosion and anti-corrosion 4. Thickened metal bracket can be rotated 360 degrees, multi-angle adjustment Adjustable direction according to demand 5. The end load is more than 20KG
