About the SilencerCo Piston
SilencerCo piston that threads onto a compatible barrel and lets a floating-barrel pistol cycle with a suppressor attached. Offered in many thread sizes so one suppressor serves several pistols.
Key Features
- Swaps between host pistols and calibers
- 17-4 stainless steel, heat treated
- Female thread mates to SilencerCo threaded barrels
- Part of the Nielsen device that lets pistol barrels cycle and unlock
Specifications
| Manufacturer | SilencerCo |
|---|---|
| Part Number | AC28 |
| Type | Piston |
| Caliber | .45 ACP |
| Thread | M16x1 LH |
| Material | 17-4 stainless steel, heat treated |
| Compatibility | Osprey 45 2.0, Octane 45, Hybrid 46, Hybrid 46M |
FAQ
What does it fit?
Osprey 45 2.0, Octane 45, Hybrid 46, Hybrid 46M. Confirm your thread pitch and model before ordering.
What’s included?
One Piston as shipped by SilencerCo.
Where can I buy it?
Order online from Black Bayou Armory or visit our store in Benton, Louisiana.






Reviews
There are no reviews yet.