Adjustable Screw Jacks, 4" x 4" Screw Jack Post House Jacks for Leveling — Open-Box, 20% Off

Engineered for seamless integration with standard 4x4 lumber (101.6x101.6mm), our heavy-duty adjustable floor jack delivers unmatched versatility for professional and DIY applications alike. House Jacks ideal applications for basement beam support during renovations , deck construction and repair projects, temporary shoring for structural work, garage and shed floor leveling

Our professional-grade Screw Jack gives you complete height control when you need it most. Jack Post Engineered with a heavy-duty screw mechanism, it delivers: Low Profile Start (13.2"/33.5cm) fits tight crawl spaces; Extended Reach (18.7"/47.5cm) handles elevated projects; Infinite Positioning between min/max for perfect alignment

This versatile house floor jack provides rock-solid temporary support for: Basement renovations--Perfect for lifting sagging floor joists or stabilizing beams during remodeling; Home repairs – Ideal for door/window replacements, foundation work, and structural adjustments; Construction sites – Essential for formwork support, scaffolding reinforcement, and emergency stabilization.

When you need serious support that won’t quit, our heavy-duty house floor jack delivers unbeatable strength. Constructed from Q235 structural steel – the same rugged material used in commercial construction – this floor joist jack handles 24,700 lbs (11,203 kg) like it’s nothing.

Simply turn the jacks ergonomic lever to raise or lower; no tools required, easily adjusted with one hand while positioning supports, faster setup than bolt-adjusted models (up to 3x quicker). The removable lever stores securely in the base, you also can remove it when not in use.

House Jack for Floor Leveling, Foundation, and Joist Stabilization