Springfield Armory SAINT 5.56 NATO AR-15 — 16 in Nitrided Barrel, Mid-Length Gas, Featureless FRS-15 Fixed Stock, Iron Sights, 10+1
This Springfield Armory SAINT is a 5.56 NATO AR-15 configured with a featureless fixed FRS-15–style stock and a mid-length gas system. It features a 16-inch nitrided steel barrel with a 1:8 twist and a threaded muzzle with a brake/comp installed. The rifle includes a pinned A2 front sight base, a low-profile flip-up rear sight, and a PKMR-style polymer drop-in handguard without an internal heat shield. It comes with the factory SAINT hard case and a 10-round Lancer L5AWM magazine.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: The rifle shows minor scratches and blemishes on exterior surfaces.
What's Included
- Springfield Armory SAINT factory hard case
- 1x 10-round translucent polymer AR-15 magazine with steel feed lips (Lancer L5AWM)
- Thordsen FRS-15 stock spacer kit (buttpad spacers and screws), not installed
The SAINT receiver set is 7075-T6 aluminum with a hard-coat anodized finish and includes a forward assist, shell deflector, and a hinged ejection-port cover. The upper rail is T-marked (T2–T12 visible), and the lower receiver is marked "MULTI-CALIBER." An Accu-Tite receiver tensioning screw is installed.
The 16-inch steel barrel is nitrided/Melonite-treated and uses a 1:8 twist. It is threaded and fitted with a muzzle brake/compensator. A mid-length gas system is used for this configuration.
Sighting is handled by a pinned A2-pattern front sight base with an integral sling loop and a low-profile flip-up aperture rear sight. The handguard is a PKMR-style polymer drop-in unit without an internal heat shield and is non-free-float.
The rifle is customized with a featureless fixed stock (Thordsen-style FRS-15) that includes a thumb-shelf, QD/sling points, a rubber buttpad, length-of-pull spacers, and a checkered grip area. Length of pull is 13.5 inches. The trigger is a single-stage, GI-style unit with nickel-boron coated contact surfaces, and a manual safety selector is fitted. It accepts AR-15 pattern magazines and has a 10+1 capacity. Made in the United States.

