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SUNLU PETG Filament Refill 4KG 1.75mm (4 Rolls) for Reusable Spools

SUNLU ★ 3.6/5 · ItemOracle Score Mid-Range

$41 USD
Price subject to change
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SUNLU PETG Filament Refill 1.75mm 4KG, High Speed 3D Printer Filament Refill, No-Spool Matte Grey PETG Refill for Reusable Spools Compatible with Bambu Labs Filament Printer, 4 Rolls 1KG/Roll

PETG filament refill compatible with SUNLU and Bambu Lab spools; easy to install on reusable spools. Customer insight notes good filament quality and value, with mixed opinions on spool fit and winding quality

Highlights

  • compatible with multiple spool brands
  • reusable spool-friendly design
  • value for PETG filament

Pros

  • high compatibility with multiple spool brands
  • easy to install on reusable spools
  • good filament quality and value

Cons

  • spool fit issues with Bambu spools
  • half-spool size and winding quality concerns

Best For

  • printing functional parts
  • reusing spools with compatible printers
  • high-speed printing with PETG
  • projects needing 1.75mm filament
  • multi-roll setups on reusable spools
  • spool-alignment on compatible printers

Features

  • Compatible with SUNLU 2025 new spool and Bambu Lab spools
  • Compatible with most FDM printers and AMS/AMS Lite systems
  • Reusable SUNLU spools are easy to remove, install, and align
  • Eco-friendly PETG refill reduces plastic waste and carbon footprint
  • Print speed range 30mm/s to 600mm/s for smooth extrusion

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