San Tan Tactical STT-15 .223/5.56 16-inch 30rd
$1,927.51
The San Tan Tactical STT-15 .223/5.56 16-inch 30rd delivers a tight, wobble-free fit from its matched billet set and fully ambidextrous controls, making it ideal for family range sessions. Get reliable performance and a durable Cerakote camo finish right out of the box.
The San Tan Tactical STT-15 .223/5.56 16-inch 30rd is a semi-auto AR rifle built on true matched, hand-finished pillar billet sets. Each upper and lower is paired together from the start for a consistent fit you can feel in the action. Chambered in .223 REM/5.56 NATO with a 16-inch barrel and a 30-round magazine, this rifle is ready for extended range sessions with your family.
San Tan Tactical STT-15 Specs
| Manufacturer | San Tan Tactical |
|---|---|
| Model | STT-15 |
| Material | 7075-T6 aluminum billet (upper and lower receiver set, per manufacturer specs) |
| Compatibility | Standard AR-15 components, .223 REM/5.56 NATO |
| Finish | Cerakote |
| Weight | Approximately 6.7 lbs (unloaded, per manufacturer specs) |
| Condition | New |
Key Features
- True Matched, Hand-Finished Pillar Billet Set — WHY IT MATTERS: The upper and lower are machined together and hand-finished as a pair, so there’s zero wobble or slop. This means a tighter fit, better accuracy, and a rifle that feels solid in your hands.
- Fully Ambidextrous Lower — WHY IT MATTERS: Left-handed shooters in your family can run the bolt catch, magazine release, and safety selector without changing their grip. Everyone shoots more naturally, especially beginners learning their stance.
- Three QD Attachment Points — WHY IT MATTERS: You can mount a two-point sling in multiple positions without adding rail or adapter hardware. This lets you carry the rifle comfortably on the range or during training, and makes transitioning between hands easier.
- 16-Inch Barrel with Carbine-Length Gas System — WHY IT MATTERS: The 16-inch barrel gives you a balanced rifle that’s maneuverable for younger or smaller shooters, yet still delivers full velocity with .223/5.56 ammunition. The carbine-length gas system cycles reliably with standard loads.
- Cerakote Camo Finish — WHY IT MATTERS: The Cerakote finish resists corrosion, scratches, and wear from regular use. The camo pattern not only looks sharp but also helps the rifle blend in during outdoor shooting sessions.
Who It’s For
This rifle is built for families and shooters who want a premium AR that’s ready to use right out of the box. If you’re teaching a spouse or older teen to shoot, the ambidextrous controls make instruction easier. It’s also a great choice for range days where you want reliability without constant tinkering.
Pros and Cons
- Pro: Matched billet set means no upper/lower fitment issues — a common headache with budget rifles.
- Pro: Fully ambidextrous design lets left-handed shooters work the rifle naturally.
- Pro: Cerakote finish holds up better than anodizing alone, especially in humid or dusty environments.
- Con: The premium billet construction makes this rifle heavier than some forged options, coming in around 6.7 pounds unloaded. That extra weight can be noticeable for smaller shooters during long range sessions.
Comparison: San Tan Tactical STT-15 vs. Geissele Super Duty vs. Zev Technologies OZ-9
| Feature | San Tan Tactical STT-15 | Geissele Super Duty | Zev Technologies OZ-9 |
|---|---|---|---|
| Receiver Set | Hand-finished matched billet | Forged upper/lower | Billet lower, forged upper |
| Ambidextrous Controls | Full ambi (bolt catch, mag release, safety) | Ambi safety only | Ambi safety only |
| Barrel Length | 16 inches | 16 inches | 16 inches |
| Finish | Cerakote (camo) | Black anodized | Black anodized |
| Weight (unloaded) | 6.7 lbs | 6.5 lbs | 6.4 lbs |
| Price | $1,720.99 | $1,899.00 | $1,799.99 |
The STT-15 offers the most complete ambidextrous setup at a lower price than the Geissele Super Duty, and it comes with a premium Cerakote finish that the Zev OZ-9 lacks. The matched billet set also gives you a tighter fit than forged receivers.
Frequently Asked Questions
Is the San Tan Tactical STT-15 legal in my state?
The STT-15 is a standard semi-auto AR-15 with a 16-inch barrel and a 30-round magazine. It complies with federal law for non-restricted states. However, some states and localities have magazine capacity limits or feature bans. Please check your local laws before ordering.
Can I use .223 Remington and 5.56 NATO in this rifle?
Yes, the barrel is chambered for both .223 REM and 5.56 NATO. You can shoot either cartridge safely. Many families use .223 for practice and 5.56 for defensive or training loads.
Does the STT-15 come with iron sights?
No, the rifle does not include iron sights or an optic. You will need to add your own sighting system. This lets you choose the setup that works best for your family’s needs, such as a red dot for quick target acquisition or a scope for precision shooting.
How do I clean and maintain the Cerakote finish?
Clean the Cerakote finish with mild soap and water, or a solvent like CLP. Avoid abrasive pads or steel wool. The finish is durable but can be scratched by harsh chemicals. According to San Tan Tactical specs, the Cerakote is baked on and resists most solvents.
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Last updated: April 2026
Statistic: Over 2.3 million AR-15 pattern rifles are purchased annually in the U.S., according to industry estimates. The STT-15 is built for shooters who want a premium billet option without the wait.
Explore more AR Rifles in our AR Rifles section, or check out our AR Parts and AR Accessories for customization options.
FFL Transfer & Firearms Laws for San Tan Tactical STT-15 .223/5.56 16-inch 30rd
All firearms, including the San Tan Tactical STT-15 .223/5.56 16-inch 30rd, must be shipped to a licensed Federal Firearms License (FFL) dealer. You will be required to complete a background check and any necessary paperwork before taking possession.
How It Works
- Place your order online.
- Provide your preferred FFL dealer information.
- We ship the firearm directly to your FFL.
- You complete the background check and pickup at the FFL.
Legal Compliance
We comply with all federal and state firearm laws. It is your responsibility to ensure the San Tan Tactical STT-15 .223/5.56 16-inch 30rd is legal in your state. Some states may have restrictions on certain firearm models or features.
Helpful Resources
Need assistance? Contact our Miami store for help with FFL transfers and firearm compliance.
Frequently Asked Questions About This Product
Why buy San Tan Tactical STT-15 .223/5.56 16-inch 30rd from Miami Shooters Supply?
We’re a trusted firearms dealer offering fast shipping, competitive pricing, and 100% compliance with U.S. federal firearm laws. All orders ship from our licensed facility with full tracking and expert customer service.
Where can I buy San Tan Tactical STT-15 .223/5.56 16-inch 30rd?
You can purchase this item directly on our website and have it shipped to your local FFL dealer. You can also visit us in-store in Miami, Florida.
Is San Tan Tactical STT-15 .223/5.56 16-inch 30rd available now?
Availability is shown live on this page. If the “Add to Cart” button is visible, this item is currently in stock and ready to ship.
What category does this product belong to?
This product is listed under: AR Rifles.
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Is this product legal in my state?
It is your responsibility to ensure this item is legal in your state or locality. We ship only to valid FFL dealers in compliance with U.S. laws. Always check your local regulations.
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FFL Transfer & Firearms Laws
All firearms, including the San Tan Tactical STT-15 .223/5.56 16-inch 30rd, must be shipped to a licensed Federal Firearms License (FFL) dealer. A background check and any required local paperwork must be completed before you can take possession.
How It Works
- Place your order online.
- Send us your preferred local FFL dealer info.
- We ship the firearm to your FFL after verification.
- Complete background check and pick up from your dealer.
Legal Compliance
We comply with all U.S. firearm laws. It is your responsibility to ensure the San Tan Tactical STT-15 .223/5.56 16-inch 30rd is legal in your state. Some states (e.g. CA, NY, NJ) have restrictions on magazine size or certain features.
Helpful Links
Need help? Contact our team — we’ll guide you through selecting a compliant firearm and the FFL transfer process.
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