POF np3 MRR receiver( cerakoted OD) with p-4sx predator rail (cerakoted magpul FDE) and barrel nut . Upper has had only about 150rnds through it. This setup is perfect for a shorty build.
asking $325 $300 $280
Will take partial trade on a fail zero upper or EXO OPS-416 piston kit. Also trade for Processed .223 or .308 brass.