The STT-15 was born out of a desire to develop a true ambidextrous AR-15 pattern weapon system, built to the tightest possible tolerances. The full suite of ambidextrous controls comes standard on all Pillar AMBI receiver sets and lowers and allows for standard manual of arms from both the right- and left-handed operation of the weapon.
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San Tan Tactical – STT-15 Receiver Set — Black
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STT-15-PILLAR-CMB
San Tan Tactical, STT-15 Pillar, Billet Lower/Upper Receiver Set
223Rem/556NATO, Black Finish
The STT-15 was born out of a desire to develop a true ambidextrous AR-15 pattern weapon system, built to the tightest possible tolerances. The full suite of ambidextrous controls comes standard on all Pillar AMBI receiver sets and lowers and allows for standard manual of arms from both the right- and left-handed operation of the weapon.
* Updated 2026-09-04 19:40. Price and availability may change.
- Receiver Size
- AR-15
- Material
- Aluminum
- Stripped
- Yes
- Color
- Black
- Billet
- Yes
- 80% Complete
- No
- Manufacturer
- San Tan Tactical
| Receiver Size | AR-15 |
|---|---|
| Material | Aluminum |
| Stripped | Yes |
| Color | Black |
| Billet | Yes |
| 80% Complete | No |
| Manufacturer | San Tan Tactical |
