The B&B SUMNER Hi Heavy Duty Pro-Jack is designed to offer durable and stable support for heavy-duty pipework in industrial and fabrication environments. This jack feature a rugged fixed-leg steel construction and accommodate significant load capacities, ensuring operational safety and efficiency. All pipe jacks and pipe stands are rated with at least a 2:1 safety ratio that is third party tested. We have made B&B SUMNER Pro-Jacks the strongest, most durable products on the market. B&B SUMNER also offers an extensive range of head options for any pipe fabrication application.
HI HEAVY DUTY PRO-JACK


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New Part No. | Old SUMNER Part No. | Old BB Part No. | Description | Load Capacity |
4100 | 780375 or 780471 | 4100 | Hi Heavy Duty Pro-Jack with V-head | 2,500 lbs. / 1,134 kg |
4100GVH | 780326 | 4101 | Hi Heavy Duty Pro-Jack with gusset V-head | 2,500 lbs. / 1,134 kg |
4100SVH | n/a | 4103 | Hi Heavy Duty Pro-Jack with safety V-head | 2,500 lbs. / 1,134 kg |
4100SWH | 780376 or 780472 | 4105 | Hi Heavy Duty Pro-Jack with steel wheel head | 2,000 lbs. / 908 kg |
4100PWH | 780381 or 780477 | 4110 | Hi Heavy Duty Pro-Jack with phenolic wheel head | 1,000 lbs. / 454 kg |
4100SSWH | 780378 or 780474 | 4135 | Hi Heavy Duty Pro-Jack with stainless steel wheel head | 2,000 lbs. / 908 kg |
4100SSH | 780379 or 780475 | n/a | Hi Heavy Duty Pro-Jack with stainless steel V-head sleeves (pair) | 2,500 lbs. / 1,134 kg |
4100BTH | 780380 or 780476 | n/a | Hi Heavy Duty Pro-Jack with stainless steel ball transfer head (pair) | 1,000 lbs. / 454 kg |
4100PCV | n/a | n/a | Hi Heavy Duty Pro-Jack with pipe chain vice head | 550 lbs. / 250 kg |
4100CRH | 780377 or 780473 | 4115 | Hi Heavy Duty Pro-Jack with conveyor roller head | 550 lbs. / 250 kg |
4100CVH | n/a | 4120 | Hi Heavy Duty Pro-Jack with conveyor V-head | 550 lbs. / 250 kg |
- 2,500 lbs / 1,135 kg load capacity.
- Third-party tested with at least a 2:1 safety ratio.
- Oversized 10″ V-head for increased safety.
- Oversized square tube legs and braces for increased durability.
- 11/2″ (1.5″) ACME rod is largest in the industry.
- Quick lock washer height adjustment for easy use.
- More head options than any other manufacturer.
- Increased width stance for better stability.
- Square tube bracing offers additional strength and rigidity.
- Safety washer can be locked on to base for increased operator safety.

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