Description
The San Tan Tactical STT-15 is an AR-platform semi-automatic chambered for .223 Rem / 5.56 NATO designed for reliability and compact handling. The platform centers on San Tan’s Pillar billet receiver set machined from 7075 T6 aerospace-grade aluminum and is finished in MultiCam Black Cerakote. Controls are configured ambidextrously, including bolt and magazine releases, for user-friendly operation. With a 7.5-inch barrel and 30-round capacity, the STT-15 is sized for short-barrel configurations while retaining the AR ergonomics and feature set.
Key Specifications
- Chambered for .223 Rem / 5.56 NATO.
- Magazine capacity of 30 rounds.
- The barrel measures 7.5 inches for a compact profile.
- The action is Semi-Auto.
- Exterior finish is Cerakote.
- Color and pattern: MultiCam Black.
- Model designation: STT-15.
- Core receivers are a Pillar billet set made from 7075 T6 aerospace-grade aluminum.
- Includes ambidextrous bolt and magazine releases for enhanced ergonomics.
- Product type: AR.
Built with a focus on dependable function and ergonomic control, the STT-15 offers a compact AR configuration suited to applications that benefit from maneuverability and high magazine capacity. Its billet receiver construction and Cerakote corrosion resistance provide a durable foundation for regular use, while the ambidextrous controls accommodate both right- and left-handed operators. For users seeking a short-barrel AR-platform option with robust materials and practical features, the STT-15 presents a capable, thoughtfully executed choice.





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