Universal extractor, two-armed, model 20.Design: With sliding, always parallel and switchable extractor legs made of chrome alloy tool steel and tempered, specially coated pressure spindle with especially good sliding characteristics. Application: With switchable extractor legs, also suitable as external and recessed extractor. Optimised geometry of traverse and sliders for particularly easy movement of the extractor legs. At the same time, ensures a firm grip when tightening the screws.Novel cross hook ensures maximum stability of the suspension in slider and hooks. Quick changes, because only one screw is necessary.