Description

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 evolution of the modern sporting rifle platform. Built on a forged 7075 T6 aluminum receiver set, this carbine is engineered for duty-grade reliability without unnecessary weight. The rifle features Springfield Armory’s proprietary bolt carrier group with a Melonite finish for enhanced corrosion resistance and reduced friction. The 16-inch chrome-moly vanadium barrel, also Melonite treated, is chambered in 5.56 NATO and offers a 1:8 twist rate, stabilizing a broad range of bullet weights from 55 to 77 grain. The inclusion of B5 Systems furniture—including the Type 23 pistol grip, enhanced SOPMOD buttstock, and mid-length handguard—provides a proven ergonomic package that has been adopted by military and law enforcement units.

Whether you are looking for a patrol rifle, a home defense carbine, or a platform for carbine courses, the Springfield Saint 5.56 NATO AR-15 Rifle with B5 Furniture delivers consistent performance. The factory-assembled upper and lower are matched for tight tolerances, and the rifle’s mid-length gas system contributes to smoother cycling and reduced recoil impulse compared to carbine-length gas systems.

Features & Specs

• Caliber: 5.56 NATO (also accepts .223 Remington)
• Barrel: 16-inch chrome-moly vanadium with Melonite finish; 1:8 twist rate
• Upper/Lower: Forged 7075 T6 aluminum, Type III hard coat anodized
• Bolt Carrier Group: Melonite finished, Carpenter 158 steel bolt, shot-peened and magnetic particle inspected
• Furniture: B5 Systems Type 23 pistol grip, SOPMOD buttstock, and mid-length handguard
• Gas System: Mid-length, low-profile gas block
• Muzzle Device: Springfield Armory Accu-Tite flash hider
• Trigger: Mil-spec, single-stage
• Weight: Approximately 6.5 pounds (unloaded)
• Overall Length: 32.5 to 35.75 inches (collapsible stock)
• Receiver Finish: Black, Type III hard coat anodized
• Includes: One 30-round Magpul PMAG

• Charging handle: Standard mil-spec with extended latch
• Safety selector: Ambidextrous, 45/90 degree selectable
• Handguard: B5 Systems mid-length, free-float with M-Lok attachment points
• Buffer system: Carbine length with H buffer
• Sights: None included (flat-top upper receiver with Picatinny rail)

• Manufacturer: Springfield Armory
• Category: Rifles
• Country of Origin: United States
• Warranty: Springfield Armory lifetime warranty

Who It’s For

The Springfield Saint 5.56 NATO AR-15 Rifle with B5 Furniture is designed for the shooter who requires a combat-ready carbine out of the box. It is appropriate for patrol officers, security professionals, and civilian owners who prioritize reliability and ergonomics over customization. The B5 furniture delivers a consistent cheek weld and positive grip texture, which reduces fatigue during extended range sessions or training evolutions. Shooters who prefer a mid-length gas system for its smoother recoil and reduced carrier tilt will find this rifle well-suited to their needs. If you are building a kit for defensive use or pursuing marksmanship fundamentals, this rifle provides a solid foundation without requiring immediate upgrades. The 1:8 twist barrel also makes it a viable choice for shooters who want to transition between lighter varmint loads and heavier match-grade ammunition.

Shipping & FFL

This item is a firearm and will ship to a Federal Firearms License (FFL) holder in your state. You must select a licensed dealer to receive the transfer. Please confirm that your chosen FFL will accept shipments from out-of-state dealers before placing your order. After purchase, we will ship the Springfield Saint 5.56 NATO AR-15 Rifle with B5 Furniture to your designated FFL within 1-3 business days. You are responsible for all applicable transfer fees and background check requirements imposed by your local dealer and state laws. Shipment will be via a common carrier with adult signature required. We do not ship to P.O. boxes. It is your responsibility to ensure compliance with all federal, state, and local laws regarding firearm ownership and transfer. By placing this order, you certify that you are legally eligible to purchase a firearm.