Stratasys® T20F Extrusion Tip (Fortus 450mc, 900mc, F900) Stratasys Sale! 13500 /per Qty. Add to Cart SKU: 511-10740-S Compatible 3D Printers: Fortus Fortus 450mc Gen I Fortus 450mc Gen II Fortus 900mc Gen I Fortus 900mc Gen II Fortus F900