Your search for "bambu a1" revealed the following:
Bambu Lab PA6-GF
$132.50Product Features Built to Last Dimensional Stability Exceptional Thermal Properties Chemical Resistance Smooth Surface and More Colors Diameter: 1.75mm +/-...
ASA-CF
$62.00Product Features Superior Outdoor Durability Optimized for Large Models Sleek Matte Finish Enhanced Stiffness for High Load-Bearing Applications Diameter: 1.75mm...
Bambu Lab PETG HF
$34.00Product Features Designed for Speed Print Flawlessly with Minimal Tuning Smooth, Soft Texture Ready for Outdoor Use Diameter: 1.75 mm...
Bambu Lab PETG-CF
$54.00Product Features Less Clumping and Stringing Premium Print Surface Improved Mechanical Properties & High Flexibility Comes with Basic Reusable Spool...
Support for PLA (New Version)
$36.00Product Features Effortless Removal Preserve Every Detail Affordable Choice Use for Support Interface Diameter: 1.75mm +/- 0.05mm Cautions for Use...