Compact clamp, lightweight design with knee lever mechanism and over center locking. Available at 10 ° to 135° (V...) No adjustment of opening Angle within the range. Monolithic housing made of high strength aluminum material. Integrated cylinder? 40 mm. Clamping arm with mounting member for clamping jaw, contour block or clamping screw. Monting hole pattern before and after. Options: Turn on and off position sensing.