Is the MarsWork Quick-Swap Reusable Spool really on sale?
It's at our tracked low, but Amazon isn't showing a 10%+ discount, so it doesn't earn our Real deal label.
We have logged 3 price readings for this product since Oct 25, 2026. The lowest was on Oct 27, 6:59 AM ET; the price has swung 0% between our high and low. Our call right now: Fair price (Within 0% of our tracked low; no notable discount (3 readings)).
MarsWork Quick-Swap Reusable Spool price history
| Checked | vs. our low | Amazon-shown discount |
|---|---|---|
| Oct 27, 6:59 AM ET | at low | — |
| Oct 26, 7:56 AM ET | at low | — |
| Oct 25, 7:58 AM ET | at low | — |
What buyers say
- + Customers find these filament spools superior to Bambu Lab ones, working well with…
- − The spools are sturdy and durable, printing as well as other filaments, though some…
From Amazon's AI-generated “Customers say” summary.
Check it now
Top rated
on Amazon
at our tracked low · 3 readings since Oct 25
Today: at our 3-day average (3 readings)
MarsWork Quick-Swap Reusable Spool for Refill Filament
★ 4.8 · 761 reviews
#1 pickFair price
✓ Checked live Oct 27, 6:59 AM ET
- + Customers find these filament spools superior to Bambu Lab ones, working well with…
- − The spools are sturdy and durable, printing as well as other filaments, though some…
Why we called it · what buyers say
Fair price: Within 0% of our tracked low; no notable discount (3 readings). Rule
Last check Oct 27, 6:59 AM ET: at the lowest we've seen. Tracked since Oct 25 (2 days, 3 readings).
What buyers say (Amazon's AI-generated “Customers say” summary; the +/− lines above are excerpts from it): Customers find these filament spools superior to Bambu Lab ones, working well with Bambu Lab 3D printers and offering good value for money, particularly for PLA filament. They are easy to use, with one customer noting the two-finger press mechanism makes locking and swapping refill spools completely hassle-free, and they appreciate the color options that allow for effortless color changes. The spools are sturdy and durable, printing as well as other filaments, though some customers report issues with the spool itself tangling multiple times. Source
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- + Customers find the 3D printing pen fun, particularly as a toy for children, with…
- − However, the pen's reliability and ease of use receive mixed feedback - while some…
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Last check Oct 27, 6:58 AM ET: at the lowest we've seen. Tracked since Oct 11 (16 days, 10 readings).
What buyers say (Amazon's AI-generated “Customers say” summary; the +/− lines above are excerpts from it): Customers find the 3D printing pen fun, particularly as a toy for children, with multiple customers noting their children enjoy using it. However, the pen's reliability and ease of use receive mixed feedback - while some say it works well and is simple to use, others report it stops working after 10 minutes and find it difficult to operate. Moreover, durability is a concern as customers report it breaking after an hour of use, and opinions on value for money are divided between those who find it great for the price and those who consider it not worth the cost. Source
🔔 Notify me when it drops
17%
below Amazon list price
at our tracked low · 10 readings since Oct 14
Today: 3% below our 10-day average (10 readings)
Creality PLA 3D Printer Filament
★ 4.5 · 8,104 reviews
Buy now✔ Real deal
✓ Checked live Oct 27, 6:57 AM ET
Check price on Amazon →Why we called it · what buyers say
Buy now: At our lowest logged price (10 readings), 17% below Amazon list price. Rule
✔ Real deal at our tracked low · 17% below Amazon list price Why
Last check Oct 27, 6:57 AM ET: at the lowest we've seen. Tracked since Oct 14 (13 days, 10 readings).
🔔 Notify me when it drops
8%
below Amazon typical price
at our tracked low · 10 readings since Oct 14
Today: 2% below our 10-day average (10 readings)
BIQU CryoGrip Pro Glacier 257x257mm Panda Build Plate for
★ 4.5 · 1,088 reviews
Buy now
✓ Checked live Oct 27, 6:58 AM ET
- + Customers find the build plate solid as a rock and appreciate its smooth texture,…
- − The adhesion and print quality receive mixed feedback - while some report excellent…
Why we called it · what buyers say
Buy now: At our lowest logged price (10 readings), 8% under our tracked high. Rule
Last check Oct 27, 6:58 AM ET: at the lowest we've seen. Tracked since Oct 14 (13 days, 10 readings).
What buyers say (Amazon's AI-generated “Customers say” summary; the +/− lines above are excerpts from it): Customers find the build plate solid as a rock and appreciate its smooth texture, with one noting the ultra-fine finish. The adhesion and print quality receive mixed feedback - while some report excellent results, others mention issues with prints coming off. The durability is also mixed, with reports of the coating peeling after first use and the surface tearing off. While some find it well worth the money, others consider it overpriced, and compatibility varies with different materials. Source
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We don't show dollar prices; tap through for today's price on Amazon. How the Real deal label works · All price histories