... like Zimm, Pfaff-silberblau, Grob GmbH, Inkoma, Servomech, Unimec, Thomson Linear etc. Model: RNF016, RNF018, RNF020, RNF030, RNF040, RNF055, RNF060, RNF070, RNF080 ... and without any guide rails, lifting screw does not do linear motions, only rotation, especially light loading. If that is the ...