The Springfield Armory Saint is a 5.56mm NATO / .223 Remington semi-automatic rifle with a black synthetic finish. The 16-inch chrome moly vanadium barrel has a black melonite finish and a 1:8 RH twist rate. The forged 7075 T6 aluminum receiver keeps the rifle at 6.7 lbs unloaded. Overall length adjusts between 32.25 and 35.5 inches across six stock positions. Capacity is 30+1 rounds. The muzzle has an A2 flash hider. 
 

Key Specifications 

• Brand: Springfield Armory 
• Model: Saint 
• Caliber: 5.56mm NATO / .223 Remington 
• Action Type: Semi-Automatic 
• Barrel Length: 16 inches 
• Overall Length: 32.25 - 35.5 inches (adjustable) 
• Weight: 6.7 lbs (107 oz) 
• Capacity: 30 rounds +1 
• Muzzle Device: A2 Flash Hider 
• Sights: A2 Front Sight, Rear Flip-Up Sight 
• Grip Material & Finish: Synthetic Black 
• Stock Material & Structure: Polymer, Collapsible 
• Receiver Material: Forged 7075 T6 Aluminum 
• Twist Rate: 1:8 RH 
   

Detailed Features 

 
The melonite-finished chrome moly vanadium barrel is hard-wearing and resists corrosion well. The single-stage trigger is adequate out of the box for general use, though it is a common upgrade point for competitive shooters. 
 
The six-position collapsible stock covers a wide range of shooter sizes and body armor configurations. M-Lok handguard attachment points let you add lights, grips, or a bipod without dedicated rail sections adding weight. 
 
A manual safety selector is the only safety mechanism, keeping the manual of arms straightforward. 
 

Usage Scenarios 

• Home defense: Quick length adjustment and standard AR manual of arms make it accessible under stress. 
• Competitive shooting: Accurate at typical competition distances; the trigger is the first thing most users upgrade for speed-focused events. 
• Field use: The melonite barrel and polymer stock handle weather and rough handling without special attention.

The Saint gets generally solid marks from owners, with a few consistent criticisms.

Build quality comes up often and positively. The forged 7075 T6 aluminum receiver and melonite barrel give the rifle a well-built feel, and most owners report no reliability issues.

Value is a strong point. Buyers frequently note that the Saint competes well against AR-15s at similar price points, offering features that would cost more on some other platforms.

Accuracy and operation draw praise. Most owners report clean cycling and good groupings, particularly with 55- and 62-grain 5.56 ammunition.

The M-Lok handguard is mentioned positively for its customization potential and low weight.

On the critical side: weight at 6.7 lbs sits at the heavier end of the mid-tier AR market, which some users notice on longer carry days. The factory trigger is a common target for upgrades — it works, but many competitive or precision-focused shooters swap it out quickly. A few users wish for ambidextrous controls at this price point. Customer service experiences are mostly positive, with occasional reports of slower warranty resolution.