Super Duty Mechanical Screw Column

Super Duty Mechanical Screw Column Lifts

Non-Hydraulic System designed to provide decades of trouble free service.


Columns in boxed sheet steel with rollers sliding profiles in high resistance steel. Steel rollers for carriage movement fitted on self-lubricating bearings requiring no maintenance. Direct drive to the spindle by means of a self-braking motor-gear unit. Automatic lubrication of spindle and nuts.

RAV 210-220-230
Screws are automatically lubricated by felt pads feeded by an oil tank which guarantees lubrication during movement. A series of Ertalon runners (10 per carriage), with low friction coefficient and excellent resistance to wear, guarantee balanced lifting of the vehicle in any position.

RAV 240-260-270
Columns in boxed sheet steel with rollers sliding profiles in high resistance steel. Steel rollers for carriage movement fitted on self-lubrificating bearings requiring no maintenance. Direct drive to the spindle by means of a self-braking motor-gear unit. Automatic lubrication of spindle and nuts.

RAV212N / 4 x 3000 kg

RAV222N / 4 x 4000 kg

RAV232N / 4 x 5500 kg

Simultaneous operation of all columns. Electronic system ensuring synchronization of all columns. Safety stop in case of malfunction. Electronic device checks the correct main supply phase sequence. Low voltage controls (24 V) on the main column with dead-man push buttons.


  • 16,000…19,500….and 22,500 lbs. Lifting Capacity Per Column
  • Available in Sets of 4, 6, or 8 Columns
  • Double Bronze Nut Locking System for Safety
  • Lifting Spindles Made of Rolled Steel
  • Complete range of accessories and options available
  • Requires 230 volt 3 phase power….high amperage

RAV242 16,000 lb. Capacity Per Column

RAV262 19,500 lb. Capacity Per Column

RAV272 22,500 lb. Capacity Per Column




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Coming Soon!