Product ParameterSpecification:100mmClamping Range:2-30mm/30-80mmBracing Range:30-90mmElevation Angle:0°-90°+30°Weight:7.0KGFeatures Wide-Angle Rotary Positioning Stepless Adjustment Support Manual Locking Stable Positioning Can be adjusted with vertical angleNote D80,D100 can adjust the vertical angle of 90 degrees,downward tilt 30 degrees. The D125 can adjust the vertical angle angle by 90 degrees and tilt down by 20 degrees.Product Advantage High Quality Cast Iron:Moderate hardness;Keep the fixture;Rotary stable;Accurate position;Smooth stroke and low;Coefficient of friction. Multi-Angle Adjustment System. Wide-Angle Rotary Positioning;Stepless adjustment;Support manual locking;Stable positioning;Can be adjusted with vertical angle. Industrial Standard Interface. Good Compatibility;Use aviation plug;Fits various board card.PacakgeD100 Rotary,not include the dirve,if you need drive,you need to add $70