prusa I3 pro b broken part

[evilhound]

Hi guys, had this printer for a couple of years now and only been used a couple of times.
Started a new print the other day which failed, no filament coming though the extruder.
After more investigation i discovered a broken part (in picture), can this part be ordered from geeetech?
And is it free or do i have to purchase?

thanks.

matt.