https://www.ifixit.com/Guide/Repairing+a+Clogged+MakerBot+Smart+Extruder+/157781
Repairing a Clogged MakerBot Smart Extruder+ - iFixit Repair Guide
If your MakerBot Smart Extruder+ isn't extruding filament well or if no filament is coming through the extruder, it is most likely clogged. Before...
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https://www.cdw.com/product/makerbot-tough-smart-extruder-for-makerbot-replicator-and-replicator/5175868
MakerBot PLA SMART EXTRUDER+ - 3D printer extruder - MP08325 - Printer Accessories - CDW.com
Buy a MakerBot PLA SMART EXTRUDER+ - 3D printer extruder or other Printer Accessories at CDW.com
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