4 tons side pump bottle jack.
- Machined and polished cylinders with die-cut threads provide nonabrasive leak-free durable performance
- Fabricated from hard cast steel with heat-treated critical stress areas
- Hydraulic system is protected from internal damage by a bypass mechanism US patent number: 5,946913
- Unique cross-type forged release valves assures positive load control
- Overload protection
- Machined and polished cylinders with die-cut threads provide nonabrasive leak-free durable performance
- Fabricated from hard cast steel with heat-treated critical stress areas
- Hydraulic system is protected from internal damage by a bypass mechanism US patent number: 5,946913
- Unique cross-type forged release valves assures positive load control
- Overload protection