FN M249 Bolt Assembly. This steel assembly features a non reflective black finish. The bolt assembly includes the breech bolt, extractor, extractor spring, extractor spring pin, and extractor pin. For use on the 5.56x45mm M249 SAW, M249 PARA, and MINIMI whether manufactured by FNH, FN Herstal, FNH USA, or FN America. This is a factory original FN part made to the same high standards as the parts already in your FN firearm. FN America factory parts and accessories are made with the same quality in materials and workmanship that you have come to expect and trust from FN America.