4" x 4" Adjustable Screw Jack Post, 15.5"-21.75" Height Range Shore House Jacks, Basement Floor Jacks for Leveling & Lifting, Structural Support, Joist Stabilization, 32,000 lb Max Load Capacity, 2PC

BLAGADA Heavy-Duty Adjustable Screw Jack – Your Ultimate Structural Support SolutionPROFESSIONAL-GRADE LOAD CAPACITY: ENGINEERED FOR SAFETYOur 4x4 adjustable screw jack is constructed from high-strength structural steel with a durable orange powder-coat finish. This industrial-grade product offers a maximum load capacity of 32,000 lbs, designed for demanding permanent or temporary support applications. The wide 4x4 base plate effectively distributes weight to prevent ground sinking, while the precision-machined 1.14" Acme thread system maintains stability even under maximum load—delivering reliable safety assurance for your most critical projects.KEY FEATURES & APPLICATIONS- Precision Adjustment System: 6-inch fine-adjustment range (15.5"–21.75" total height) with tool-free U-handle operation- Multi-Layer Stability Design: Rotating base adapts to uneven surfaces with four anchoring holes for flexible installation- Comprehensive Applications: House lifting & foundation repair Basement beam support & floor leveling Floor joist lifting & reinforcement Deck & porch support systems Concrete formwork support Emergency structural repairs Machinery stabilizationENGINEERED FOR SUPERIOR PERFORMANCEThe top U-head cradles 4x4 lumber securely to minimize lateral movement, while the independent rotating base ensures full surface contact on any terrain. The locking mechanism and reinforced threading work together to prevent accidental lowering under load. Whether you're a contractor performing house lifts or a homeowner renovating a basement, this jack provides millimeter-precise control and smooth load transfer for professional results every time.WHY CHOOSE BLAGADA?We understand the risks of inferior support posts—slipping, twisting, and potential collapse. That's why every BLAGADA screw jack undergoes strict quality control, with materials and manufacturing meeting the highest standards. Compared to traditional solutions requiring additional tools, our integrated design makes installation and adjustment quick and straightforward. The corrosion-resistant coating provides long-term protection in damp basements or outdoor job sites alike.YOUR COMPLETE STRUCTURAL SUPPORT SOLUTIONThe BLAGADA screw jack represents the perfect combination of reliability, versatility, and professional performance. From temporary shoring to permanent installation, from DIY repairs to commercial construction—this product delivers. It's not just a tool, but an investment in your project's safety, giving you confidence to tackle any structural support challenge with a solid foundation. Choose BLAGADA for professional-grade support you can trust.

• Our 4x4" Adjustable Screw Jack Post constructed from high-grade structural steel with a durable orange powder-coat finish. This industrial-grade material ensures exceptional strength, corrosion resistance, and long-term reliability for permanent or temporary support in demanding environments. House Lifting Jack perfect for house leveling, basement beam support, floor joist lifting, temporary shoring during wall removal, concrete formwork, deck support, and machinery stabilization.
• BLAGADA Screw Jack is your all-in-one structural solution. Professional contractors use it for: Basement Shoring (supporting beams during remodel), House Lifting (for foundation access), Porch/Deck Support (replacing rotten posts), and Garage Beam Reinforcement. Savvy homeowners rely on it to: Fix Sagging Floors (often caused by undersized joists), Stabilize Bouncy Staircases, Support Heavy Furniture or Shop Equipment, and Perform Emergency Repairs on damaged load-bearing walls.
• The house floor jacks top U-head cradles your 4x4 timber securely, minimizing side-to-side movement. The 4"x4" 0.4"steel base plate distributes immense weight over a wider area, preventing sinking into soft soil or cracking concrete floors. Most importantly, the mini screw jack locking mechanism and robust threading work in tandem to prevent accidental lowering under load. Inferior posts slip, twist, and collapse. That's why our design ensures absolute stability.
• With solid steel construction and reliable screw-lock mechanism, our Manufacturing House Jacks engineered to bear serious weight with a safe working load capacity of 32,000 lbs. Whether you're permanently supporting a sinking basement beam, lifting a sagging floor system to level an entire room, or providing temporary shoring during your repair or improvement projects, Screw Jack Post ensuring safety and integrity under substantial pressure without concern for bending or failure.
• Featuring a 1.14" heavy-duty Acme screw with 6" of fine-adjustment range (14.5"–20.5" total height), this house jack delivers smooth, tool-free height control via its U-shaped handle. Just reach in and turn—no wrenches, no hammers, no fuss. The 4"×4"×0.4" rotating base plate ensures stable contact on uneven surfaces, with four anchor holes for secure mounting, bolt it down permanently for peace of mind, or use pins for secure temporary setups.