Kel-Tec SU16/SU-16A .223 Rem/5.56 AR-15 Rifle - Model SU-16BLK
- Capacity-Rounds:
- 10
- Caliber-Gauge:
- 223 Remington / 5.56 NATO
- Hand:
- Right Hand
- Barrel Length:
- 18.5"
- Barrel Length Range:
- 18" to 18.99"
- OAL:
- 37.40"
- Trigger:
- Single-Stage
- Weight:
- 5 lbs
- Metal Finish Group:
- Blued/Black
- Action:
- Semi-Auto
- Receiver Material:
- Polymer
- Safety:
- Crossbolt
- Stock Finish Group:
- Black
- Twist:
- 1:9"
- Stock Description:
- Fixed Storage Compartment
- Metal Finish:
- Black
- Sights:
- Adjustable Iron
- Weight Range:
- 5 lbs to 5.99 lbs
- Barrel Description:
- Chrome Lined
The Kel-Tec SU-16 is a gas-operated semi-automatic rifle chambered in 5.56 NATO/.223 Remington, designed as a practical, no-frills option for shooters who want AR-15 capability without the typical platform's complexity or price tag. Built with a 1:9 right-hand twist barrel, the SU-16 handles standard 5.56 and .223 ammunition reliably, making it equally at home on the range, in the field, or as a utility rifle for property owners and recreational shooters who value simplicity and dependability over tactical modularity.
What sets the SU-16 apart is its straightforward design philosophy. This isn't a rifle built to accept every aftermarket gadget or chase the latest tactical trends. Instead, it focuses on core functionality: reliable gas operation, clean ergonomics, and a form factor that feels familiar to anyone with AR-15 experience. Whether you're a first-time 5.56 buyer looking for something honest and effective, a shooter who appreciates classic lines over rails and accessories, or someone building a backup rifle for serious use, the SU-16 delivers without the overhead.
The rifle's straightforward nature also means lower maintenance demands and fewer potential points of failure—qualities that matter when you're counting on a firearm to work when it matters. Paired with common 5.56 NATO/.223 ammunition availability and AR-compatible magazines, the SU-16 integrates smoothly into any shooter's logistics without requiring a separate supply chain.
Specifications
| Caliber | 5.56 NATO/.223 Remington |
| Action | Gas-operated, semi-automatic |
| Barrel Twist | 1:9 right-hand |
| Model | SU-16BLK |
Frequently Asked Questions
Is the Kel-Tec SU-16 compatible with AR-15 magazines?
Yes, the SU-16 uses standard AR-15-pattern magazines, which means you can source ammunition support and feeding systems from the largest aftermarket ecosystem in the rifle world.
What ammunition does the SU-16 shoot?
The SU-16 is chambered in 5.56 NATO and accepts .223 Remington ammunition. The 1:9 twist rate stabilizes bullets across the standard range of these calibers.
Is the SU-16 a good rifle for someone new to 5.56?
Yes. The SU-16 offers straightforward operation, reliable gas-operated function, and familiar AR ergonomics without unnecessary complexity—making it an approachable entry point for shooters stepping into the 5.56 platform.
Firearm Shipments:
To buy rifles or shotguns, you must be 18 years old, and for handguns, actions, or receivers, the minimum age is 21. By placing an order for this firearm, you confirm that you are the legitimate transferee/buyer, meet the legal age requirements, and comply with all Federal, State, and local laws and regulations necessary to purchase this firearm.
We only ship firearms to valid Federal Firearms License (FFL) holders. At checkout we provide a FFL locator for your convenience.
We will need a copy of the FFL’s license to facilitate the process, kindly request your dealer to email us a copy of their FFL, as we cannot dispatch the firearm until we receive this document. It is imperative for the buyer to choose their FFL dealer, ensure they are willing to facilitate the transfer, and have them email their FFL copy to BOSQUE Outdoors. To avoid any confusion, the customer's name or order number must be mentioned in the email containing the FFL.
Email: [email protected]
- Prior to placing an order, it is the buyer's responsibility to understand and adhere to their state's firearm regulations.
- The buyer should verify with their receiving dealer that the chosen firearm is legally permissible in their state.
- The buyer is accountable for any transfer fees or background check charges imposed by the receiving dealer. If the designated dealer declines to accept the firearm delivery, the buyer assumes responsibility for shipping costs to retrieve the firearm and resend it to an accommodating dealer.
- Handguns will be shipped using air transportation, while long guns can be shipped using ground methods. If your order includes a mix of firearm and non-firearm items, BOSQUE Outdoors will send the firearm(s) to your selected FFL dealer and the remaining non-firearm items to your billing address.
- Firearms cannot be returned to BOSQUE Outdoors; please contact the manufacturer for warranty claims.
- Firearms refused by the FFL Dealer or which cannot be transferred due to a failed background check are subject to a $75 restocking fee plus 10% of the purchase price.

