Did some searching using CANADIAN FNC1 and CANADIAN FNC1 PARTS and found the parts you need
FNC1 is how we called that weapon in the Canadian forces.
Here's a few links to get you started:
http://www.falfiles.com/forums/showt...hreadid=299492
http://www.google.ca/imgres?q=CANADI...t:429,r:7,s:41