Rock River Arms LAR-15 Stripped Lower Receiver (Cal. 5.56mm Marked)
This Rock River Arms LAR-15 stripped lower receiver is a serialized, unassembled lower for LAR-15/AR-15 pattern builds. Markings include the Rock River Arms logo with "Colona, IL" and caliber marking "Cal. 5.56mm" on the left side.
Controls and engraving include standard "SAFE" / "FIRE" selector markings. This is a stripped receiver ready for your choice of lower parts kit, buffer system, and stock/brace setup.