Lower:
Spikes forged Spider lower with bullet/multi markings
CMMG lower parts kit
RRA carbine buffer and spring
RRA buffer tube
Ambi sling plate
ERGO Suregrip pistol grip
CAA cheek rest
Upper:
YHM LW carbine quad with 11" CM barrel/quad rail gas block/End Cap
Magpul Angled ForeGrip
Mapul Front and rear flip up sites
NcStar Rflex site