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SUNLU

SUNLU Large Spool 3KG PLA Filament, 3D Printer Filament PLA 1.75mm, Less Stringing Good Layer Adhesion High Toughness, Big Roll Filament, 3kg Spool(6.6 lbs), Blue

✅ In stock 📉 Price recently dropped
D
Grade
😐 Weak Deal
36.9/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$31.99
Listed $45.99
Save $14.00 30% OFF
Analysis Confidence 100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Aug 4, 2026 2:34 AM · Prices & availability subject to change

Is This a Good Price on Amazon?

😐 Weak Deal
  • 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
  • 💰The price is modestly below what this product ordinarily sells for.
  • 🏷️A 30% cut from the official retail price adds further appeal.
  • 📉This is the most affordable price seen in roughly three months — a solid near-term opportunity.
  • 📈The direction is downward at the moment; if that holds, an even better price may surface — though timing the market is never certain.

How We Scored This Deal

Price Competitiveness 6.69/28
Recent Value 7.68/22
Market Standing 5.54/20
Deal Strength 7/20
Momentum 10/10

📝 Product Overview

🏪 Sold by SUNLU Industry
📦 Fulfillment Fulfilled by Amazon
🚚 Shipping Free Shipping

Product Details

①【Big Roll PLA Filament】SUNLU PLA filaments launch 2KG and 3KG large spool filaments, reducing the need for frequent replacement of filaments, improving production efficiency while reducing cost-effectiveness.
②【Filament Spool Diameter】PLA 1KG Spool Diameter: 195mm, Spool Width: 57mm, Spool Hub Hole Diameter: 63mm. 2KG Spool Diameter: 242mm, Spool Width: 70.5mm, Spool Hub Hole Diameter: 63mm. 3KG Spool Diameter: 242mm, Spool Width: 103.1mm, Spool Hub Hole Diameter: 63mm. They are compatible with 99% of 3D printers.
③【PLA Filament 1.75 mm】SUNLU 3D printer filament dimensional Accuracy +/- 0.02mm. SUNLU filament has wide compatibility due to the small diameter error, making it suitable for almost all 1.75mm FDM 3D printers.
④【Less Stringing & No clogging】SUNLU PLA filament is reliable and easy to use. Prints do not crack or warp, and its excellent layer adhesion ensures high-quality prints every time. Great for beginners and experienced users.
⑤【SUNLU 100% Wound Neatly Filament】SUNLU's R&D team is committed to developing advanced technologies and launching the first PLA filament with 100% Wound Neatly Filament, which will not clog or tangle during printing.
⑥【Wide Range of Application】Big Roll PLA filaments are widely applicable in various application scenarios, especially suitable for printing large structural parts, household parts, industrial components and complex models.
⑦【Good Printing Stability】Using large spool PLA filament can reduce interruptions caused by insufficient filaments during the printing process, and maintain print quality and consistency during long printing jobs.

⚙️ Specifications

Brand
SUNLU
Material
Blue PLA, Large Spool PLA Filament 1.75mm, Polylactic Acid
Color
Large Spool 3kg Pla Klein Blue
Item Weight
3 kg
Manufacturer
SUNLUGW
Package Dimensions
10.31 x 10.04 x 4.69 inches
Item model number
Large Spool PLA Filament 1.75mm
Material Type
Blue PLA, Large Spool PLA Filament 1.75mm, Polylactic Acid
Number of Items
1
Size
3 kg
Manufacturer Part Number
SLUS-PLA-BL-3KG

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