Specification :

* Configuration: Safety Nut, Worm Gear, Worm Shaft, Taper Roll Bearings, Seals, Housing, Self-locking Trapezoidal Screw, etc.

* Model: RN-0.5ton, RN-1 ton, RN-2 ton, RN-3 ton, RN-5 ton, RN-10 ton, RN-15 ton, RN-20 ton, RN-30 ton, RN-40 ton, RN-50 ton, RN-100 ton.

* Safely self locking, Positioning Precision, Heavy Duty, Uniform Lifting Speed, Low Efficiency, Use Infrequently, Easy Installation, Low Noise.

* Linear Motions: Elevating, Lowering, Pulling, Pressing, Pushing, Rolling.

* Manual Operation and Electrical Operation are available.

* Multiple Screw Jack Systems are availbale and fully synchronized.