SAK-21 12.5″ Operator
Stenzel American Kalashnikov – 2021
DESCRIPTION
The SAK-21 is a modular, purpose-built firearm, developed to meet the demands of special operations forces and professional shooters. It is an American-made variant of the AK-47, based upon the Kalashnikov design, integrating its reliable time-tested internal mechanics with modernized, performance-enhancing features.
Designed with a short-stroke piston system optimized for suppressor use, it delivers a distinctive felt-recoil experience. As a multi-caliber platform, it allows users to swap barrel assemblies for different lengths and calibers [7.62x39, 5.56 NATO, and MORE] ensuring adaptability to specific missions or tasks. Additional next-gen enhancements include a last-round bolt hold open (LRBHO) mechanism for faster reloads and empty magazine indication, as well as fully ambidextrous, intuitive controls for seamless operation.
*Note: DUE TO RESTRICTIONS WE WILL TEMPORARILY NOT SHIP TO CERTAIN AREAS: CA, CT, DE, HI, IL, MA, MD, NY, WA, Washington D.C. We are in the process of making more state compliant versions. We will update the above list as they are finished and send out an email notification to our Stenzel Insider list. Attention New Jersey Customers: Trinity Armament and Superant Arms are the Stenzel compliance dealers in New Jersey. Once they receive your firearm, they will ensure your SAK-21 is modified to meet New Jersey compliance standards. Please contact them directly for details regarding any applicable fees or charges.
**Customers in capacity restrictive states, chose our 10-round magazine version when ordering the SAK-21. Both magazine variants will incorporate our proprietary follower for consistent performance.
FEATURES :
Interchangeable free float barrel assemblies for better accuracy
Interchangeable Calibers for mission optimization
Billet Aluminum Construction
Lightweight
Corrosion Resistant
Ambidextrous Crossbolt Safety
Last Round Bolt Hold Open* with ambidextrous bolt release
Adjustable Short Stroke Piston System:
Optimized for suppressor use
Softer felt recoil
Modular receiver design adaptable to multiple magazine types
1913 Rail for stock and pistol brace mounting options
Bolt catch and release with integrated ejector
Manual bolt hold open feature
Return to zero hinged top cover
Extended magazine release
5/8-24 tapered muzzle device
Oversized takedown button
Extruded aluminum free floated handguard
*PROPRIETARY FOLLOWERS :
Disclaimer: For the Last Round Bolt Hold Open to work properly, you need our proprietary magazine follower. Other standard AK magazines will allow you to shoot, but the LRBHO will not function as intended.
| GENERAL | |
| CALIBER | 7.62mm X 39mm | MULTI-CALIBER |
| OPERATING PRINCIPLE | INDIRECT GAS-OPERATED |
| BOLT LOCKING MECHANISM | AK47 STYLE TWO LUG ROTATING BOLT |
| FEED MECHANISM | MAGAZINE |
| MODES OF FIRE | SEMI-AUTO |
| TRIGGER | MILITARY TWO-STAGE |
| BARREL | 1:10 TWIST .308 BORE |
| EFFECTIVE COMBAT RANGE | 600 YARDS |
| MAGAZINE | AK47/AKM |
| DIMENSIONS | |
| LENGTH | 31.50 in |
| FOLDED LENGTH | 23.25 in |
| WIDTH | 2.75 in |
| FOLDED WIDTH | 4.75 in |
| HEIGHT | 7.75 in |
| BARREL LENGTH | 12.50 in |
| WEIGHT | |
| FIREARM - SAK-21 (without magazine) | 8.25 lbs |
| IN COLLABORATION WITH | |
| JMAC CUSTOMS | Arm Bar |
| XTECH TACTICAL | Magazine |
| A3 INDUSTRIES | Brace and Pistol Stabilizer |
| HOGUE INC | AK Grip |
Anodized colors may vary due to batch differences and lighting conditions, making each piece a potential one-of-a-kind.















