Otter Creek Labs Polonium-K 5.56mm NATO Suppressor
The Otter Creek Labs Polonium-K is a compact rifle suppressor marked “POLONIUM-K 5.56 MM,” built for 5.56mm NATO / .223 Rem. hosts.
This unit is serial numbered GK3258.
Used Otter Creek Labs, LLC Polonium-K 5.56mm NATO 4.8" Suppressor Silencer
How Buying WorksEnding October 18, 2026 at 10:15 PM
Ending October 18, 2026 at 10:15 PM
Key Features
- Item Type: Silencers / Suppressors
- Manufacturer: Otter Creek Labs, LLC
- Capacity: 1 rd
- Model: Polonium-K
- Barrel Length: 4.8"
- Caliber: 5.56mm NATO (.223 Rem.)
- Overall Condition: Good
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Product Description
Specifications
| Item Type | Silencers / Suppressors |
| Manufacturer | Otter Creek Labs, LLC |
| Model | Polonium-K |
| Caliber | 5.56mm NATO (.223 Rem.) |
| Overall Condition | Good |
| Bore Condition | Excellent |
| Capacity | 1 rd |
| Barrel Length | 4.8" |
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