MP08325+MP06997+MP05775. MakerBot MP08325 Tough Smart Extruder Plus for Replicator Plus and 5th Generation Replicator (1.75 mm). This size spool is for use in the MakerBot Replicator+, MakerBot Replicator Desktop 3D Printer (5th Gen), MakerBot Replicator Z18 3D Printer, or MakerBot Replicator 2 Desktop 3D Printer.
eBay