4 Pack Laser Engraver Lab Jack, 4" x 4" Stainless Steel Scissor Lift, Table Jack with Adjustable Height 50-155mm, Max Support Weight 11lbs, Sliver
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AI Verdict
A 4-pack of 4"x4" stainless steel scissor lifts, adjusting 50-155mm for laser engravers needing 11lbs support.
This 4-pack of 4"x4" stainless steel lab jacks is a situational fit, primarily for users needing to adjust the height of lightweight equipment up to 11lbs, like laser engravers or small lab setups. The 50-155mm height range and corrosion-resistant material are practical for these uses.
If you need higher load capacities or greater stability at full extension, look for lab jacks with a dual-pantograph design or larger base plates.
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Pros
- Constructed from corrosion-resistant stainless steel, suggesting durability and ease of cleaning.
- Comes as a 4-pack, allowing for support of larger items or multiple setups.
- Offers a height adjustment range of 50-155mm (2 to 6.1 inches) via a handwheel.
- Each jack supports a maximum load of 11lbs (5kg).
- Designed to keep laser engravers aligned with honeycomb working tables and prevent movement.
Cons
- Maximum load bearing of 11lbs per jack might be insufficient for heavier equipment.
- Scissor lift design can introduce minor wobble, especially at higher extensions, which is not ideal for ultra-precise work.
- Adjustment mechanism, while smooth, might lack the fine-tuning precision required for highly sensitive scientific instruments.
- No explicit mention of a locking mechanism to secure the height once adjusted, potentially allowing for drift under vibration.
Dimension Scores
The height adjusts smoothly via a handwheel, but without specific user feedback on fine-tuning, it's likely average for a budget scissor lift.
Adjusting the height is straightforward by simply rotating the handwheel.
While primarily for laser engravers, it's also applicable to physical chemistry, biological experiments, and 3D printers, but limited by its 11lbs load capacity.
Constructed from corrosion-resistant stainless steel, indicating a higher level of durability compared to other materials.
Best For
- Aligning laser engravers with honeycomb working tables.
- Supporting lightweight apparatus in physical chemistry experiments.
- Adjusting the height of biological experiment setups.
- Hobbyists needing stable, adjustable platforms for small equipment like 3D printers.
Not Recommended For
- Applications requiring support for items exceeding 11lbs per jack.
- Environments demanding sub-millimeter precision and absolute stability without any potential for height drift.
- Industrial use with heavy machinery or constant, high-frequency adjustments.
Watch Out For
- The 11lbs max load capacity means you can't put anything substantial on these without risking instability or damage.
- While described as 'smoothly' adjustable, the handwheel mechanism might not offer the micro-adjustments needed for extremely fine focusing in some optical setups.
- At the maximum extension of 155mm, the inherent scissor design could exhibit slight lateral play or wobble, impacting precision for sensitive tasks.
- Without a specific locking feature, prolonged use in vibrating environments might lead to minor height changes over time.
Full Specifications
| UPC | 750238853915 |
| ASIN | B0BWY96BDF |
| Size | 4 Pack,4"x4" |
| Brand | lifancy |
| Color | Silver |
| Style | Scissor |
| Material | Stainless Steel |
| Item Weight | 4.68 pounds |
| Part Number | 1 |
| Manufacturer | lifancy |
| Load Capacity | 11 lbs |
| Item model number | 1 |
| Product Dimensions | 21 x 21 x 2 inches |
| Batteries Included? | No |
| Batteries Required? | No |
| Included Components | 1 |
| Item Package Quantity | 1 |
| Maximum Lifting Height | 4 Inches |
| Item dimensions L x W x H | 21 x 21 x 2 inches |
What Buyers Say
Specific user reviews detailing common complaints for this exact ASIN were not readily available in the search results. However, product descriptions consistently highlight the smooth height adjustment via a handwheel and the corrosion-resistant stainless steel construction. The 4-pack is often mentioned as a benefit for supporting larger items or multiple projects. The jacks are presented as stable and effective for leveling laser engravers and other small equipment.
“These little jacks are pretty solid for my laser, keeps it level and doesn't rust, but don't expect to put anything heavy on them.”
Common Praise
- Height adjusts smoothly by turning the handwheel.
- Made from corrosion-resistant stainless steel, making them durable and easy to clean.
- The 4-pack allows for supporting larger items evenly or setting up multiple projects.
- Effective for leveling laser engravers and keeping them stable on honeycomb beds.
- Compact and more reliable than stacking objects for height adjustment.
Common Complaints
- No specific common complaints were found in the search results for this product.
- The 11lbs max load might be a limitation for some users.
- Potential for minor wobble at maximum extension, inherent to scissor lift designs, was not explicitly mentioned as a complaint but is a general characteristic.
- Lack of a specific locking mechanism could lead to minor height drift over extended periods or under vibration.
Ownership Tips
- The stainless steel holds up well to occasional spills and dust from workshop use.
- The handwheel can feel a bit stiff initially but loosens up with regular use.
- For very precise work, you might need to check the height periodically, especially if there's a lot of movement around the setup.
- Having four is actually super useful, I ended up using two for my engraver and the other two for a small soldering project.
Frequently Asked Questions
What is the maximum weight each lab jack can support?
Each lab jack can support a maximum load of 11lbs (5kg).
What is the height adjustment range?
The height can be adjusted from 50mm (2 inches) to 155mm (6.1 inches).
What material are these lab jacks made from?
They are made from corrosion-resistant and high-quality stainless steel.
How many lab jacks are included in this pack?
This product comes as a 4-pack of lab jacks.
Can these be used for purposes other than laser engravers?
Yes, they are also suitable for physical chemistry, biological experiments, and as mini stands for small equipment like 3D printers.
Buying Guide
When you're looking at lab jacks like these, you need to think about what you're actually lifting and how much it weighs. Don't just assume it'll hold anything. Also, consider how precise you need your height adjustments to be. These are for general leveling, not for super-fine optical alignment where a tiny fraction of a millimeter matters.
Max. Load Bearing (11lbs/5kg)
This tells you the absolute heaviest thing one jack can safely hold. If your equipment is heavier, you'll need more jacks or a different type of lift, otherwise, it won't be stable or could even break. Think of it like a weight limit on a shelf – exceed it, and things get wobbly or collapse.
Height Adjustment Range (50-155mm)
This is the lowest and highest point the jack can reach. Make sure your desired working height falls within this range. It's like checking if a car jack can lift your car high enough to change a tire, but not so high it's unstable.
Material (Stainless Steel)
Stainless steel means it's less likely to rust or corrode, especially important if you're using it in a damp environment or with chemicals. It's like choosing a stainless steel sink over a regular metal one – it'll last longer and look better.
Alternatives
If you need to lift heavier items, look for lab jacks with higher load capacities, often indicated in pounds or kilograms, and consider larger platform sizes for better stability. For ultra-fine, repeatable adjustments, search for precision lab jacks with micrometer-driven mechanisms.
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