20mm 25.4/30mm Vertical Tube Height Adjustable Bracket

The 25.4/30mm sight guided by the swallow has a new feature that allows the center height to be adjusted from 36mm to 42mm, thus accommodating most sights. The zigzag structure increases the stability and accuracy of the sight frame with a minimum adjustment of 20MOA(100 yards) per millimeter panel. According to the height of the center of the front and back circle, our target bracket is offset by the Angle of the target. Aviation grade aluminum alloy is fully precision CNC machining. Precise precision and destructive inspection can be performed efficiently under extreme conditions. Oscilloscope for different pipes. If you have multiple sights with different lens diameters, you can choose this one.