رافعة سكة حديد يدوية (رافعة كرنك)

MJ3 (udźwig 3000kg)

Railway Screw Jack

The railway screw jack is a sturdy, fully mechanical device designed for lifting heavy loads. With its steel construction and precise crank mechanism, it ensures stable and safe operation both in the field and in the workshop. Ideal for railway, construction, and industrial applications.

Key Features of the Railway Screw Jack:

✅ Mechanical design – no need for electrical power, providing full independence in the field.

✅ High load capacity – perfect for handling heavy structural components, machines, and vehicles.

✅ Precise adjustment – enables accurate control of the lifting height.

✅ Ratchet safety mechanism – prevents accidental lowering of the load.

✅ Weather resistance – thanks to a durable steel housing and powder-coated finish.

✅ Easy operation and maintenance – a simple mechanism ensures reliable, long-term use.

Technical Specifications – Model MJ3
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Parameter Value
Rated lifting capacity 3000 kg
Head width 83 mm
Base width 130 (155) mm
Overall height 720–1075 mm
Lifting range (foot) 55–410 (20–375) mm
Foot length 60 (50) mm
Body thickness 45 mm
Base length 138 (130) mm
Gear height 285 mm
Body width 200 mm
Gear axis distance 140 mm
Support length 230 (270) mm
Side housing length 126 mm
Net weight 20.5 kg