The Otter Creek Labs Polonium K is a compact, full-auto rated 5.56 suppressor made from H900 heat-treated 17-4 stainless steel.
Barrel Threading
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Made In USA
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Barrel Threading
In the event you need you rifle barrel threaded to accept your new silencer, we will take care of that as well through our Threading Central. Learn More
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We offer a free NFA Gun Trust (a $250 value) to all customers which essentially establishes a joint ownership scenario in which you can legally share your silencer with designated others (as well as determining who will inherit your silencer). This lets others use your silencer.
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The Otter Creek Labs Polonium K is a shorter and lighter version of their standard Polonium 5.56. It is made for those who either want or have a need for a can that is more maneuverable. It is one inch shorter and two ounces lighter than the full-sized version. The K is 5.56 suppressor made from H900 heat-treated 17-4 stainless steel and is a CNC-welded tubeless design. It has a 6mm bore that is also compatible with 6mm/.243 cartridges. The Polonium K has a built-in internal and external flash hider that offers excellent flash reduction making it a great choice for use with night vision or shooting in low light conditions. It is full-auto rated.
The Polonium K has a unique look from a design the was initially intended to remove excess material from the exterior to reduce weight. This design also creates a 10-percent increase in surface area to help cool the suppressor down faster
The Polonium K features industry standard universal 1.375×24 rear threads so you can pick what mounting system best fits your needs.
Length
4.8"
Diameter
1.625"
Weight
11.5 oz
Material
Stainless Steel
Brand
Otter Creek
caliber
.223/5.56 NATO
caliber range
6mm
color
Black
mount style
1/2×28
full-auto rated
Yes
lifetime warranty
Yes
Delivered to Your Door
Free NFA Gun Trust
99.9% ATF Approval Rate
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Barrel Threading Available
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Spotty Assistance
Questionable advice on what suppressor fits your needs
Discover the Abyss 5.56 from Gemtech, a testament to five revolutionary patent-pending technologies. Gemtech's visionary design not only lowers muzzle flash and noise but also enhances user comfort by minimizing gas blowback. Experience shooting like never before with the Abyss 5.56.
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While many suppressors can be used on several different caliber firearms, we have some specific models that can make your shooting more enjoyable. Pick the caliber that you have in mind. If you don’t see your caliber, pick one close to it to see our recommendations.
