Springfield Saint 5.56 NATO AR-15 Rifle with B5 Furniture

Overview

The Springfield Saint 5.56 NATO AR-15 Rifle with B5 Furniture represents a direct-from-factory configuration designed for reliability and ergonomic performance. Chambered in the versatile 5.56 NATO caliber, this rifle is built on a forged 7075 T6 aluminum receiver set and features a 16-inch chrome-moly vanadium barrel with a 1:8 twist rate. The B5 Systems furniture package delivers enhanced control surfaces and recoil management, making this carbine an optimal choice for shooters seeking a ready-to-run platform without aftermarket modification. Springfield Armory, a manufacturer with a legacy dating back to 1794, engineers each Saint series rifle to meet stringent mil-spec tolerances while incorporating modern advancements in materials and finish.

The Springfield Saint 5.56 NATO AR-15 Rifle with B5 Furniture ships with a single 30-round Magpul PMAG magazine and includes a full-length Picatinny top rail for optics mounting. The carbine-length gas system, paired with a low-profile gas block, ensures reliable cycling across a wide range of ammunition loads. This model also features a nickel boron-coated bolt carrier group, which reduces friction and facilitates easier cleaning after extended range sessions.

Features & Specs

• Barrel: 16-inch chrome-moly vanadium steel, 1:8 twist, Melonite finish, M4 feed ramp extensions, carbine-length gas system with low-profile gas block.
• Receiver Set: Forged 7075 T6 aluminum upper and lower receivers, hard-coat anodized finish, T-marked flattop upper with M4 feed ramps.
• Bolt Carrier Group: Nickel boron-coated carrier, 8620 steel bolt, mil-spec MP tested, shot-peened and magnetic particle inspected.
• Furniture: B5 Systems Type 23 pistol grip, B5 Systems SOPMOD buttstock with integrated storage tubes, and B5 Systems handguard with QD sling attachment points.
• Trigger: Mil-spec single-stage trigger with a pull weight of 5.5 to 7.5 pounds, tested for consistent break and reset.
• Overall Length: 32.25 inches collapsed, 35.5 inches extended. Weight: 6.75 pounds unloaded.

Additional specifications include a carbine-length buffer tube assembly with a standard H buffer, a birdcage flash hider (1/2×28 threads), and a flared magazine well for faster reloads. The rear sight is a standard A2-style carry handle aperture, while the front sight is integrated into the gas block as an F-marked post.

Who It’s For

The Springfield Saint 5.56 NATO AR-15 Rifle with B5 Furniture is designed for shooters who require a factory-complete carbine that balances precision, durability, and immediate usability. Law enforcement professionals, competitive shooters in tactical divisions, and civilian marksmen seeking a reliable home defense or range rifle will find this configuration meets demanding operational standards. The 1:8 twist rate optimizes performance with 55-grain to 77-grain projectiles, making it suitable for both varmint hunting and target engagements out to 600 meters. The B5 furniture provides a consistent cheek weld and positive grip texture for shooters with gloved hands or in adverse weather conditions.

This rifle is equally appropriate for first-time AR-15 purchasers who want a turnkey solution from a heritage manufacturer, as well as experienced shooters who prefer a mil-spec platform as a baseline for customization. The Melonite barrel finish extends service life and resists corrosion, while the nickel boron bolt carrier group reduces maintenance intervals for high-volume shooters.

Shipping & FFL

This Springfield Saint 5.56 NATO AR-15 Rifle with B5 Furniture will ship to your chosen Federal Firearms License (FFL) dealer. Upon ordering, you must provide the name and contact information of a licensed FFL dealer in your state who accepts transfers. We will verify the FFL prior to shipment. A copy of the receiving dealer’s license must be on file with us before the order is processed. Please contact your selected FFL dealer to confirm their transfer policies, fees, and any state or local restrictions before placing your order. This item is shipped in its original factory packaging with all included accessories, manual, and one 30-round magazine where permitted by law. Some states may have magazine capacity restrictions; it is your responsibility to verify compliance with all applicable laws. All sales are final once the rifle is transferred to your FFL dealer. We do not ship to P.O. boxes; a physical street address for the FFL is required.