The Smith & Wesson M&P15 LE 311000 16-inch .223/5.56 30+1 is a purpose-built modern sporting rifle that brings professional-grade reliability to your family’s training and range sessions. Built on a lightweight aluminum flat-top receiver and a 16-inch steel barrel, this semi-auto platform chambers both .223 Remington and 5.56 NATO, giving you versatile ammo options. It comes with a removable carry handle, practical iron sights, and a 6-position telescopic buttstock so every shooter in your home can find a comfortable fit.
| Manufacturer | Smith & Wesson |
|---|---|
| Model | M&P15 LE 311000 |
| Material | Aluminum receiver, steel barrel |
| Compatibility | .223 Remington / 5.56 NATO |
| Finish | Matte black anodized |
| Weight | 6.45 lbs (per manufacturer specs) |
| Condition | New |
Key Features
- 16-inch Steel Barrel — WHY IT MATTERS: The shorter barrel keeps the rifle balanced and easy to handle for newer shooters, while still delivering full velocity from .223 and 5.56 loads.
- 6-Position Telescopic Buttstock — WHY IT MATTERS: You can adjust the length of pull in seconds, making this rifle fit a growing teenager or a smaller-framed adult without any tools.
- Aluminum Flat-Top Receiver with Removable Carry Handle — WHY IT MATTERS: Start with the included iron sights for basic marksmanship, then mount a red dot or scope later as your family’s skills progress.
- 30+1 Round Magazine Capacity — WHY IT MATTERS: Fewer reloads mean more time focusing on fundamentals at the range, and the standard capacity works for training, competition, or home defense.
Who It’s For
This rifle is perfect for families who want a single, versatile AR that everyone can shoot. Whether you’re teaching a teenager their first rifle drills, running a weekend training class, or just plinking steel at the farm, the M&P15 LE 311000 gives you a reliable platform without the high price of custom builds. It’s also an excellent choice for first-time AR buyers who want a factory-tested gun they can trust out of the box.
Pros and Cons
- Pros: Lightweight at 6.45 lbs, adjustable stock fits multiple shooters, dual-caliber chambering for ammo flexibility, removable carry handle for optic mounting, and backed by Smith & Wesson’s warranty.
- Cons: The factory trigger is a bit heavy at around 7 lbs pull weight (per Smith & Wesson specs), so you may want to upgrade to a Geissele or Timney trigger later for precision work.
Comparison: Smith & Wesson M&P15 LE 311000 vs. Competitors
| Feature | Smith & Wesson M&P15 LE 311000 | Geissele Super Duty 16-inch | Timney AR-15 Competition |
|---|---|---|---|
| Price | $838.66 | $1,899 | $1,250 (rifle only) |
| Weight | 6.45 lbs | 7.1 lbs | 6.8 lbs |
| Barrel Length | 16 inches | 16 inches | 16 inches |
| Trigger | Mil-spec (7 lbs) | Geissele SSP (3.5 lbs) | Timney Caliber (2.5 lbs) |
| Best For | Family training, budget builds | Duty/competition | Precision competition |
Frequently Asked Questions
Is the Smith & Wesson M&P15 LE 311000 legal to own in my state?
This rifle ships with a standard 30-round magazine and is legal in most states. However, some states have magazine capacity limits or feature restrictions. Please check your local laws before ordering. We ship to all 50 states but may substitute a compliant magazine for restricted states.
Can I use both .223 Remington and 5.56 NATO in this rifle?
Yes. The barrel is chambered for both .223 Remington and 5.56 NATO. This gives you the flexibility to shoot the cheaper .223 for practice and the hotter 5.56 for defensive loads. Always follow the manufacturer’s instructions for ammo selection.
How do I clean and maintain the M&P15 LE 311000?
Clean the barrel and chamber after each range session using a standard .22/.243 caliber cleaning rod, patches, and solvent. Lubricate the bolt carrier group and charging handle with a light gun oil. The aluminum receiver just needs a wipe-down. Per Smith & Wesson’s manual, avoid harsh solvents on the anodized finish.
What optics can I mount on this rifle?
The flat-top receiver has a Picatinny rail, so you can mount any scope, red dot, or holographic sight with a compatible mount. The included carry handle can be removed by loosening two screws, giving you a clean rail for optics. It’s a great platform for a beginner’s red dot like a Sig Romeo5 or a Vortex Crossfire.
Is this rifle suitable for home defense?
Yes, the 16-inch barrel and 30-round magazine make it a capable home defense tool. The adjustable stock lets you shorten the length for close-quarters maneuvering. Just remember to pair it with proper ammunition and train regularly with your family on safe handling and storage.
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Last updated: April 2026
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This Smith & Wesson M&P15 LE 311000 16-inch .223/5.56 30+1 is ideal for shooters looking to buy guns online with confidence. Built with precision engineering and tested performance, it’s a top-tier choice whether you're looking for home defense, sport shooting, or a trusted everyday carry.
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