... RNF030, RNF040, RNF055, RNF060, RNF070, RNF080, RNF100, RNF120.Used wherever precisely controlled lifting,lowering,pushing,pulling and rolling movements ... for screw jacks. The stop collar cannot be used as a fixed stop.Accessory:bevel gearboxes,hand ... dish antenna, Solar tracking system, Sluice gate, Theatre stage, Slitting line, Precision leveler, Powered straightener, Paper machines, Food processing ...