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Best Jack Posts

Adjustable jack posts provide reliable temporary structural support for construction, renovation, and basement projects. Featuring durable Tiger Brand models in various height ranges.

28 products 8 subcategories

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VEVOR 2-Pack Adjustable House Floor Jacks 54-150" Height 11,200 lbs Capacity Steel Telescoping Posts for Basement Leveling Temporary Support

VEVOR 2-Pack House Floor Jacks provide adjustable support from 54 to 150 inches with 11,200 lbs capacity per jack, constructed from heavy-duty Q235 steel. Homeowners and contractors should buy them for reliable temporary leveling of beams, patios, and construction areas.

  • Handles 11,200 lbs per jack for secure heavy-duty temporary support
  • Adjusts effortlessly from 54-150 inches to fit any ceiling height
  • Tool-free lever operation speeds up setup without hassle
  • Welded base plate ensures rock-solid stability and easy installation
  • Q235 steel construction delivers long-lasting durability

Massive 11,200 lbs load capacity per jack. Wide 54-150 inch height range for flexibility. Simple lever adjustment, no tools required.

Requires slow, steady turning to prevent floor damage. Best for temporary use, not permanent installations. Heavy weight may need two people for positioning.

YMSZGBZG 4-Pack Adjustable Floor Jack Posts 16.5-20.5" Mini Screw Jacks - 6000 lbs House Leveling Supports for Stairs, Decks, Crawlspaces

This 4-pack of YMSZGBZG mini screw jacks adjusts from 16.5 to 20.5 inches and supports up to 6,000 pounds for temporary lifting. Homeowners tackling sagging floors, stairs, porches, and crawlspaces should buy it for its compact, durable steel design.

  • Lift and level hard-to-reach areas like stairs, porches, decks, and crawlspaces with 16.5-20.5 inch adjustable height
  • Secure up to 6,000 pounds temporarily to stabilize weak floors, roof trusses, and heavy-duty home structures
  • Compact, lightweight design stores easily and maneuvers into tight basements or small spaces effortlessly
  • Corrosion-resistant steel build ensures long-lasting reliability for repeated DIY leveling tasks
  • Simple screw adjustment with pipe wrench allows precise height control and quick setup

Powerful 6,000 lb capacity handles heavy loads securely. Wide 16.5-20.5 inch adjustment range fits various lifting needs. Compact and portable for easy use in confined areas.

Requires pipe wrench and set nut tightening for height adjustments. Designed for temporary support only, not permanent installations. Compact size best for basic tasks rather than extreme industrial use.

Tiger Brand Jack Post JS-100 Adjustable 15Ga Steel Post 4'8"-8'4" - Heavy Duty Floor Beam Support for Crawl Spaces & Attics

The Tiger Brand Jack Post JS-100 is a 15-gauge adjustable steel post extending from 4'8" to 8'4" with up to 9,100 lbs extended load capacity. Its corrosion-resistant design and double-locked safety make it perfect for homeowners adding secondary support to sagging floors, beams, or decks.

  • Reliably corrects sagging floors and supports basement beams with high load capacity
  • Effortlessly adjusts from 4'8" to 8'4" using a simple 3/4" wrench for custom fit
  • Built from premium high-carbon steel for unmatched durability in demanding spaces
  • Corrosion-resistant inside and out to withstand moisture in crawl spaces or attics
  • Double carriage bolt locking ensures maximum safety and stability

Exceptional load ratings up to 18,000 lbs minimum extension. Easy assembly and installation for DIY projects. Versatile for crawl spaces, attics, staircases, and decks.

Requires a 3/4-inch wrench for adjustments, not tool-free. Heavy construction may need two people for positioning. Intended only as secondary support, not primary structural replacement.

OPERMAXER 4-Pack Adjustable Basement Floor Jacks 19-36" 4400 lbs Capacity Galvanized Steel Joist Posts for Leveling Sagging Floors

OPERMAXER adjustable floor jacks offer temporary support for sagging joists, beams, decks, and crawl spaces with 4400 lbs capacity per jack and 19-36" height range. Homeowners and contractors should buy them for quick, stable leveling during repairs.

  • Lift and level sagging floors effortlessly with 4400 lbs capacity per jack
  • Adjustable 19-36" height range fits various joist and beam setups
  • Galvanized steel build resists corrosion for reliable indoor use
  • Double carriage locks and safety pins ensure secure, wobble-free support
  • 360° swivel top plate simplifies installation on uneven surfaces

High 4400 lbs load capacity per jack handles demanding support needs. Anti-corrosion galvanized finish extends usability in damp basements. Easy height adjustments before loading for precise leveling.

Not designed for permanent use, only temporary or secondary support. Difficult to adjust height once fully loaded. Only one swivel bar included for the 4-pack set.

Tiger Brand Jack Post JS-36 Adjustable Heavy Duty Steel Post 1'7"-3' (15 Ga) for Sagging Floors & Beams

The Tiger Brand Jack Post JS-36 is an adjustable heavy-duty steel support post extending from 1'7" to 3' made of 15-gauge high carbon steel. Its double-locking safety and ease of assembly make it perfect for homeowners correcting sagging floors or supporting basement beams as secondary reinforcement.

  • Delivers rock-solid durability with premium high carbon steel construction for long-lasting performance
  • Offers seamless adjustability from 1'7" to 3' to fit various support needs effortlessly
  • Straightens sagging floors and bolsters basement beams or stairwells with heavy-duty strength
  • Ensures maximum safety through innovative double-locking mechanism
  • Simplifies installation and assembly for quick DIY projects

Premium heavy-duty steel resists wear and handles substantial loads. Easy assembly and adjustable height for versatile applications. Double-locked design enhances safety during use.

Intended only as secondary support, not for primary structural replacement. Steel construction makes it relatively heavy to maneuver. Height range limited to 1'7"-3' for specific short-span needs.

ALLOYNIX 4-Pack 2-Ton Adjustable Jack Posts (4400 lbs) - 19-36" Screw Jacks for Floor Leveling, Beams, Decks & Sheds - Orange

This 4-pack of ALLOYNIX 2-ton screw jack stands provides 4400 lbs capacity per jack with 19-36 inch adjustable height for reliable house floor leveling and beam support. Homeowners and DIY renovators should buy it for its dual safety locks and stable base during deck or shed projects.

  • Supports up to 4400 lbs per jack for heavy-duty floor and beam leveling without failure
  • Easily adjusts from 19 to 36 inches to fit diverse support needs in renovations
  • Dual safety lock pins secure position and prevent slips under maximum load
  • 6x6-inch welded base delivers rock-solid stability on even surfaces
  • Versatile for basements, joists, decks, patios, and sheds during repairs

Exceptional 4400 lbs capacity handles demanding structural tasks. Precise M22 threaded adjustment for accurate height control. Enhanced safety with dual lock pins reduces accident risks.

Requires level surfaces for maximum base stability. Manual screw adjustment can be time-intensive for frequent changes. Heavy build demands careful handling during transport.

NAXVIO 4x4 Screw Jacks 2-Pack: Heavy Duty Adjustable House Leveling Jacks 14.5-18.5" Height, 24,000 lbs Capacity for Crawlspace & Floor Support

NAXVIO 4x4 Screw Jacks 2-Pack are adjustable jack posts designed for leveling sagging floors, foundations, and beams in crawlspaces, sheds, and decks, offering a 14.5-18.5 inch height range and 24,000 lbs max load capacity. DIY homeowners and contractors should buy them for reliable temporary or permanent structural support.

  • Lifts and stabilizes heavy loads up to 24,000 lbs to prevent floor sagging and structural damage
  • Adjusts from 14.5-18.5 inches for precise leveling in tight crawlspaces, basements, and attics
  • Fits standard 4x4 lumber for secure, versatile support on wood, steel, or concrete beams
  • Quick swivel lever adjustment and safety lock enable fast, tool-free installation
  • Multi-purpose for DIY repairs, renovations, decks, stairs, and foundation reinforcement

Exceptional 24,000 lbs load capacity handles major structural jobs. Wide adjustable height range fits various project needs. Easy to install with included handle and mounting holes.

Mounting hardware not included, requires separate purchase. Best for temporary use unless local codes permit permanent installation. Multiple jacks needed for large areas or heavy spans.

Tiger Brand Super S Series Adjustable Jack Post 2'10"-4'7" 15GA Steel - 14K-18K lbs Capacity

The Tiger Brand Super S Series Jack Post is an adjustable 15-gauge steel support extending from 2'10" to 4'7" with 14,000 lbs max extended and 18,000 lbs min extended load ratings. Contractors and DIY builders should buy it for reliable heavy-duty temporary structural support.

  • Versatile height adjustment from 2'10" to 4'7" adapts to diverse construction needs
  • 15-gauge steel construction delivers rugged durability for repeated professional use
  • Impressive 18,000 lbs min extended load ensures safe heavy beam and joist support
  • 14,000 lbs max extended capacity handles demanding remodeling and repair jobs
  • Quick-setup design boosts efficiency on job sites

Exceptional load ratings up to 18,000 lbs for superior stability. Wide 2'10"-4'7" range suits most standard applications. Heavy-duty 15-gauge steel withstands tough conditions.

Heavy weight requires two-person handling for transport. Height range limits use in very low or tall setups. Unpainted steel may need coating for outdoor exposure.

Vestil FJB-150 Basement Floor Jack Post - 2,588 lb Capacity, 150" Max Height, Heavy-Duty Steel Red Oxide

The Vestil FJB-150 is a welded steel basement floor jack post with a 2,588 lb capacity and telescopic extension up to 150 inches for leveling floor beams and joists. Its durable construction and easy screw adjustment make it essential for contractors handling construction or repair projects.

  • Reliably levels and stabilizes sagging floor beams during repairs
  • Telescopic design allows precise height adjustments up to 150 inches
  • Supports up to 2,588 lbs for heavy-duty construction tasks
  • Welded steel with red oxide finish ensures long-lasting corrosion resistance
  • Includes screw and turning bar for effortless height changes

Exceptional 2,588 lb load capacity for demanding jobs. Wide adjustable height range from minimum to 150 inches. Rugged welded steel build withstands tough use.

Designed for temporary support only, not permanent use. Requires installation on concrete floor or footing. 3-inch diameter post may need careful positioning in tight spaces.

Tiger Jack Post J-S-93 Adjustable Steel Jack Post 54-93" 11,350-18,000 lb Capacity

The Tiger Jack Post J-S-93 is an adjustable steel support post that extends from 54 to 93 inches with a load capacity ranging from 11,350 to 18,000 lbs. Its sturdy steel construction ensures reliable strength for structural applications, ideal for contractors and DIY builders needing heavy-duty beam support.

  • Handles up to 18,000 lbs for secure heavy-load support
  • Adjusts from 54 to 93 inches for flexible installation heights
  • Sturdy steel build delivers long-lasting durability
  • Simplifies beam and foundation reinforcement projects
  • Provides stable temporary or permanent structural assistance

Exceptional load capacity up to 18,000 lbs. Wide adjustability from 54 to 93 inches. Robust steel construction for superior strength.

Heavy steel design may require two-person handling. Professional installation recommended for safety. Adjustment may need basic tools.

Welcome to the Jack Posts category, your go-to source for sturdy, adjustable supports essential for any construction or renovation project. These heavy-duty posts from Tiger Brand Jack Post offer temporary structural reinforcement, preventing sagging floors or walls during repairs, and are perfect for DIYers and professionals alike.

What Are Jack Posts and Why Choose Them?

Jack posts, also known as adjustable steel columns, are mechanical supports designed to bear significant loads while allowing height adjustments for precise leveling. Unlike permanent lolly columns, they provide flexible, temporary solutions for bearing walls, beams, and joists. In the world of Material Handling Products, jack posts stand out for their role in safely distributing weight during demolition, remodeling, or seismic retrofitting.

What makes them indispensable? They combine ease of installation with robust durability, often featuring 15-gauge steel construction for corrosion resistance and strength. Whether supporting a sagging basement ceiling or reinforcing a garage floor, jack posts ensure safety and stability, minimizing risks in high-stakes environments.

Key Features to Consider When Shopping for Jack Posts

Selecting the right jack post involves evaluating several critical factors to match your project's demands:

  • Adjustable Range: Choose based on your height needs—shorter posts for low-clearance areas, taller ones for higher ceilings.
  • Gauge and Material: 15-gauge steel offers a balance of strength and weight, resisting rust in damp conditions like basements.
  • Load Capacity: Verify it exceeds your structure's requirements for safety.
  • Ease of Use: Look for turnbuckle or screw mechanisms for quick, tool-free adjustments.
  • Base Plates: Wide, swiveling plates enhance stability on uneven floors.

These features ensure your jack post integrates seamlessly into Pulling & Lifting applications, providing peace of mind on the job site.

Featured Tiger Brand Jack Post Models

Tiger Brand Jack Post leads the category with proven reliability and engineering excellence. Tiger Brand Jack Post products are crafted for demanding use, featuring high-quality steel and precise adjustability that pros trust.

Tiger Brand Jack Post JS-36 1'7"-3' (15 Ga)

This compact model excels in tight spaces, adjusting from 1 foot 7 inches to 3 feet. Ideal for localized support under beams or joists in finished basements or crawl spaces, its 15-gauge construction handles moderate loads with ease. Perfect for quick fixes where space is limited.

Tiger Brand Jack Post JS-100 - Size Range 4'8"-8'4" (15 Ga)

For taller applications, the JS-100 spans 4 feet 8 inches to 8 feet 4 inches, making it suitable for open basements or main-floor renovations. Matching the JS-36's 15-gauge durability, it offers extended reach without sacrificing stability. Compare these in our Tiger Brand Jack Post Jack Posts selection to find the best fit.

Both models highlight why Tiger Brand Jack Post dominates: consistent quality and versatility across height ranges.

Common Use Cases for Jack Posts

Jack posts shine in diverse scenarios within Industrial & Scientific applications:

  • Basement Finishing: Level floors and support joists before drywall installation.
  • Room Additions: Temporarily hold beams during framing.
  • Earthquake Retrofits: Reinforce shear walls for added safety.
  • Deck or Garage Repairs: Stabilize sagging structures quickly.

Always consult a structural engineer for load calculations. For complementary tools, browse our Jacks & Accessories category.

Frequently Asked Questions

What is the main difference between the JS-36 and JS-100?

The JS-36 suits shorter adjustments (1'7"-3'), ideal for compact areas, while the JS-100 handles taller spans (4'8"-8'4"), perfect for larger spaces. Both share 15-gauge steel for comparable strength.

Are Tiger Brand Jack Posts suitable for permanent use?

They are designed for temporary support only. For permanent installations, opt for engineered lally columns after professional assessment.

How do I install a jack post safely?

Position on solid footing, adjust to snug fit without overloading, and brace if needed. Professional installation is recommended for load-bearing applications.

What maintenance do jack posts require?

Inspect for rust or damage periodically, especially in humid environments. Lubricate adjustment mechanisms as needed for smooth operation.

Can jack posts replace other lifting equipment?

They provide vertical support rather than dynamic lifting. Pair with jacks from our broader Pulling & Lifting lineup for complete solutions.