Otter Creek Labs Polonium 5.56 NATO Suppressor - 1/2x28 Direct Thread Adapter
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Goes to a Class 3 dealer
Needs an ATF Form 4, a $200 tax stamp and an approval wait. The dealer's fee is on top.
Otter Creek Labs
Overview
The Otter Creek Labs Polonium 5.56 NATO Suppressor is designed for 5.56 NATO caliber firearms, utilizing a direct thread mount for secure attachment. This ensures a stable and reliable fit that minimizes the risk of misalignment during operation, which is crucial for maintaining accuracy and reducing noise. Commonly found in builds featuring a carbine gas system, this suppressor enhances shooting performance while keeping sound levels to a minimum.
Specifications
Otter Creek Labs Polonium 5.56 NATO Suppressor - 1/2x28 Direct Thread Adapter
Available Merchants(3)
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August 2026 on GunPartPicker
Otter Creek Labs Polonium 5.56 NATO Suppressor - 1/2x28 Direct Thread Adapter ranked #38 of the 179 suppressors builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #44 of the 384 suppressors builders have added. Builds with this suppressor are split between 5.56 NATO (50%) and 7.62x39mm (50%) and nearly all AR-15.
It was in stock most days in August 2026, but today none of the 3 retailers we track has it in stock right now. Prices barely moved in August 2026, holding around $532, so there haven't been real sales lately. Listed prices start at $532 at Classic Firearms for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 12 builds that include this one
Bravo Company BCM AR-15 Complete Lower - MK2RMS-M1T0 & MOD-2-SOPMOD, FDE
Precision Defense AR-15 Forged Stripped Upper Receiver
Radian Weapons AR-15 Raptor-SD Ambidextrous Charging Handle OD Green
Magpul AR-15 CTR Stock Collapsible Mil-Spec Black
Streamlight ProTac Rail Mount HL-X 1000 Lumen Weapon Light with Tapeswitch
Magpul M-LOK AFG Angled Fore Grip, OD Green- MAG598-ODG
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Builds Featuring This Part
See all 3 →Builds in the community that include the Otter Creek Labs Polonium 5.56 NATO Suppressor - 1/2x28 Direct Thread Adapter
| Build | Parts | Total |
|---|---|---|
 | 23 | $2930.32 |
 | 24 | $3824.10 |
 | 20 | $3391.29 |
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