Core Rifle Systems CORE 15 5.56 NATO AR-15, 16 inch Government-Profile Threaded Barrel, Carbine Gas, A2 Front Sight, Flip-Up Rear
This Core Rifle Systems Mod. CORE 15 is a USA-made AR-15 chambered in 5.56mm NATO with a 16 inch government-profile, threaded barrel and a carbine-length gas system. It pairs an A2 front sight tower with bayonet lug and a CORE-branded flip-up rear aperture on a flat-top upper with a T-marked Picatinny rail. The rifle features a two-piece polymer carbine handguard and an M4-type 6-position collapsible stock. Overall condition is very good with an excellent, mirror-bright bore.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Details: This firearm presents in great shape overall. Minor, superficial scratches and small blemishes are visible on exterior surfaces under close inspection.
What's Included
- Core Rifle Systems Mod. CORE 15 semi-automatic rifle (5.56mm NATO)
- 1x 30-round Magpul PMAG with window (polymer)
The Mod. CORE 15 uses a direct impingement action with a carbine-length gas system for standard AR-15 handling and parts compatibility. The 16 inch government-profile barrel features a 1:7 twist and a threaded muzzle.
Sight configuration is classic and practical: an A2 front sight tower with bayonet lug and front sling swivel, matched to a CORE-branded flip-up rear aperture. The flat-top upper receiver includes a T-marked Picatinny rail, forward assist, case deflector, and ejection-port cover.
Furniture is durable polymer, including a carbine-length two-piece handguard and an M4-type 6-position collapsible stock. The lower is marked "CAL .223–5.56mm," with "CORE 15" embossed on the right magwell and a "CXV" monogram on the left.
Capacity is 30+1, and this rifle ships with a Magpul PMAG with window. The bore is clean and mirror-bright with sharp rifling, supporting the rifle’s very good overall condition.