Description

Springfield Saint 5.56mm Semi-Automatic AR-15 Rifle With M-LOK Rail

Overview

The Springfield Saint 5.56mm semi-automatic AR-15 rifle with M-LOK rail is a factory-built, duty-ready platform engineered for reliability and precision. Chambered in 5.56 NATO, this rifle integrates a free-floating M-LOK handguard, a nickel boron coated bolt carrier group, and a single-stage trigger with a crisp break. Springfield Armory designed this model for shooters who demand consistent performance without unnecessary weight or complexity. Every component is assembled in the USA and tested to function with a wide range of 5.56mm and .223 Remington ammunition.

Features & Specs

This springfield saint 5.56mm semi-automatic ar-15 rifle with m-lok rail comes standard with upgrades often reserved for custom builds. The 16-inch chrome moly vanadium barrel features a 1:8 twist rate, optimizing stabilization for both 55-grain and 77-grain projectiles. The M-Lok free-float handguard provides 360-degree modular attachment points for lights, grips, or bipods while reducing barrel interference. The pinned low-profile gas block and carbine-length gas system cycle reliably across varied ammunition loads.

• Caliber: 5.56mm NATO (.223 Rem compatible). Barrel length: 16 inches with 1:8 twist and Melonite finish.
• Handguard: 12-inch free-float M-LOK aluminum rail with heat shield and continuous top Picatinny rail.
• BCG: Nickel boron coated carrier with chrome lined gas key and shot-peened bolt. Mil-spec buffer tube and H carbine buffer.
• Stock: B5 Systems SOPMOD buttstock with friction lock and storage tubes. Grip: B5 Systems Type 23 with textured surface.
• Sights: Adjustable flip-up front and rear steel sights. Trigger: Single-stage, 5.5-6 lb pull weight with minimal overtravel.
• Overall length: 32.5 inches collapsed, 35.75 inches extended. Weight: 6.75 pounds unloaded.

Who It’s For

The springfield saint 5.56mm semi-automatic ar-15 rifle with m-lok rail suits the practical rifleman who needs a ready-to-run carbine for target shooting, home defense, or training. It is appropriate for the first-time AR-15 buyer who wants factory reliability without the guesswork of a home build, as well as the experienced shooter looking for a lightweight backup gun or a base rifle for customization. Law enforcement and security professionals may find the M-LOK rail and B5 furniture familiar and functional under stress. This rifle is not optimized for competitive long-range precision or full-auto use, but it handles intermediate-range engagements and rapid strings of fire with predictable accuracy.

• Civilian shooters seeking a reliable, mid-weight AR-15 for range use and defensive roles.
• Professionals or instructors requiring a rifle that runs with minimal maintenance and accepts standard AR-15 accessories.
• Collectors and enthusiasts who value a USA-made firearm with a proven track record and a strong resale value.

Shipping & FFL

This firearm ships to your chosen Federal Firearms License (FFL) dealer. Before placing an order, confirm that your receiving dealer is willing to accept the transfer and complies with all state and local laws. We ship via a licensed carrier with adult signature required. After your order is placed, we will contact you to verify your FFL’s information. Once we receive a valid copy of the license and confirm your dealer’s acceptance, the rifle will ship within 1-3 business days. Please allow time for background checks and state-mandated waiting periods. We do not ship to PO boxes, and we cannot ship this item to states or municipalities where the springfield saint 5.56mm semi-automatic ar-15 rifle with m-lok rail is restricted. It is your responsibility to know and follow all applicable laws regarding firearm purchase and possession.

• All rifles are shipped disassembled per carrier requirements: upper and lower receivers separated.
• FFL dealers must provide a signed copy of their license and indicate they will accept the transfer.
• No returns or cancellations once the item has been transferred to the carrier. Inspect all items at your dealer before accepting.