San Tan Tactical's STT15 5.56x45mm AR-15 Pistol is a testament to precision and craftsmanship, built with meticulously matched, hand-finished pillar billet sets. The fully ambidextrous STT15 lower is designed for maximum versatility, featuring three QD attachment points for added convenience. The upper is machined from a single solid block of 7075T6 Certified Aerospace Aluminum, ensuring exceptional strength and durability. In addition, the bore, receiver extension face, barrel nut threads and barrel extension surfaces are all machined in one operation, guaranteeing perfect concentricity and perpendicular alignment with the barrel assembly. The receiver serial number matched sets are hand-ground to achieve optimal fit and finish, resulting in long-term, repeatable accuracy. To complete the package, the San Tan 5.56x45mm barrel is crafted from 41V50 vanadium steel with a 1:7 twist, threaded 1/2-28 and dimpled for precise gas block alignment and secure retention, offering top-tier performance and reliability.

The STT suppressor optimized enhanced bolt carrier group ensures smooth, reliable operation when using a suppressor
The STT 5.56x45mm barrel offers exceptional accuracy and durability for high-performance shooting
CMC Triggers Flat 3.5lb single-stage drop-in trigger ensures smooth, responsive performance with a light pull weight
The Magpul MOE Grips and Stock provide a durable, high-quality solution for improved handling, stability and shooter comfort
The M-LOK handguard combines a lightweight structure with enhanced durability, offering a secure and modular attachment system
Outfitted with an ambidextrous charging handle, providing smooth and reliable operation from either side for enhanced versatility
The Mil-Spec 6-position buffer tube and H1 buffer work together to optimize recoil control and enhance firearm stability
Precision CNC machining from billet 7075-T6 certified aluminum results in an ultra-durable, high-strength component with exceptional resistance to wear and stress
Built with extended feed ramps, this firearm enhances reliability and smooth feeding, reducing the risk of malfunctions
Incorporates ambidextrous magazine and bolt release controls, ensuring smooth and rapid operation for shooters of all preferences
Tropical Multicam CeraKote finish blends durability with a unique aesthetic, ideal for jungle and woodland environments

Report incorrect product description

Reviews

Q & A

Retail Stock

Compliance

Shipping Restrictions

It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

Magazines will be removed from firearms when shipping to states with magazine capacity restrictions.

California 10+ Round Magazine Buyers: PSA values your freedom and constitutional rights above all else. However, PSA will not accept new orders nor will ship any order until the Ninth Circuit Federal Court of Appeals mandate becomes finalized. Once this mandate is finalized, we will start accepting new orders and ship 10+ round magazines to California Customers.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).