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The SilencerCo AC25 Osprey/Octane Piston is a precision-machined mounting solution designed for use with 9mm suppressors. Featuring ½x28 TPI threading, this stainless steel piston ensures a secure and reliable fit between your Osprey or Octane suppressor and your host firearm. Built for durability and flawless alignment, it’s an essential component for maximizing suppressor performance. Constructed from stainless steel, the AC25 piston delivers strength and longevity under heavy use. Its precision threading provides consistent lockup, reducing the risk of baffle strikes and ensuring repeatable accuracy. Whether you’re running a pistol or pistol-caliber carbine, this piston allows you to adapt your suppressor with confidence. SilencerCo’s engineering guarantees compatibility and smooth operation, making this a must-have accessory for suppressed 9mm platforms.
Specifications:
- Manufacturer: SilencerCo
- Model: AC25 Osprey/Octane Piston
- Caliber: 9mm
- Thread Pitch: ½x28 TPI
- Material: Stainless Steel
- Compatibility: Osprey and Octane suppressors
| Manufacturer | Silencerco |
| Pricing Unit | EA |
| Model | Osprey/Octane |
| UPC | 817272010152 |
| SKU | AC25 |
| Width | 1.3000 |
| Length | 3.2000 |
| Height | 0.5000 |
| Weight | 0.1000 |



FFL Required