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LONGER LK4 X 3D Printer, Auto Leveling, 0.1mm Accuracy, 180mm/s Speed, 95% Pre-Assembled, Resume Printing, 32-Bit Open Source, 220x220x250mm

Marsoni M251S
Sale price$150.00
Pay 4 payments of $37.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
LONGER LK4 X 3D Printer, Auto Leveling, 0.1mm Accuracy, 180mm/s Speed, 95% Pre-Assembled, Resume Printing, 32-Bit Open Source, 220x220x250mmFeatures: Easy Assembling & Intelligent Auto Leveling: It is 95% pre assembled and only needs 6 steps to complete the assembly, reduces operation time and trouble, and quickly starts printing. With 16 point exact leveling, the unevenness of the hotbed is automatically compensated, deducting the hassle of manual leveling, and improving printing. Direct Dual gear Extruder and Wide Compatibility: Features a direct dual gear extruder with a 5: 1 reduction
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  • Fast: 2-3 business days
  • Express: 1-2 business days

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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.2 ★★★★★
Based on 110 reviews
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Product Reviews
B
Brey Foltyn-Smith
Fort Morgan, US
★★★★★ 3
Light and comfortable, didn't hold up for a full season
Size: 11.5, Color: Black
Pros:boots were extremely light and comfortable. Cons: if you work in rocky areas like northern California you will only get 1/2-1 season on these. Mine lasted 6 months then the fabric ripped, the soles had holes all the way through to the middle, and the tread wore down til they were smooth slick rubber. If they cost $150-$175 I'd buy 2 pairs a season but at over $300 a pair there are much better options
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 11, 2021
M
marlene
Lexington, US
★★★★★ 1
True advertisement
Size: 11, Color: Black
I just purchased these boots 09/03/25 , let's see what these reviews are about? Why isn't their a direct website for the company? Quality and Durability.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 5, 2025
C
Verified Purchase
c.jahelka
Phoenix, US
★★★★★ 4
Nice boot!!
Size: 8.5, Color: Black
Very comfortable. Built well and obviously high quality. Fits a little big, about a size larger. They are a little thinner/cooler than the Danner Wildland and Haix Missoula. They do not have any NFPA rated tags or labels on the boot. Will upgrade the laces. Would love to see the boa system on this boot!
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Reviewed in the United States on January 2, 2020
A
Verified Purchase
Amazon Customer
Alexandria, US
★★★★★ 2
Needs work
Size: 12, Color: Black
I’m disappointed that I spent almost 400$ on a pair of boots and wore them for 3 days and both boot laces broke near the eyelets. As a wildland firefighter I need to be able to rely on my boots.
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Reviewed in the United States on November 6, 2020
A
Verified Purchase
Average G
San Leandro, US
★★★★★ 5
Like all Asics I've owned - Good
Size: 12 X-Wide, Color: Steel Grey/Cloud Grey
I've worn Asics for about 35 years now. Every pair I've had, and there have been many, have fit well and gotten the job done. The Gel-Venture 11 are performing as expected which is very well. The cushioning and support in the heel and arch are excellent. Very comfortable to walk and run in these shoes. Finally, and less importantly, the looks are just OK. The cheap "iron on" Asics logo doesn't look good. I've been purchasing Asics for as long as I have strictly for the performance quality anyway.
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Reviewed in the United States on April 28, 2026

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