Otter Creek Labs Polonium 5.56 Suppressor, Black

Otter Creek Labs Polonium 5.56 Suppressor Features and Performance

The Otter Creek Labs Polonium 5.56 Suppressor is built for shooters who want a rugged, full-size rifle suppressor with a strong reputation for hard-use performance. Finished in Black, this model is the standard-length Polonium variant and is designed for 5.56 rifle setups where durability, balance, and practical day-to-day usability all matter.

Built from H900 heat-treated 17-4 stainless steel, the Polonium is made to handle demanding rifle use while keeping overall size compact. Its 1.375×24 HUB rear thread pattern gives you flexibility when choosing a compatible mounting solution, making it easier to tailor the suppressor to your preferred host and setup.

If you are building out a complete rifle setup, browse our
NFA items
and more
Otter Creek Labs products.
For manufacturer information, visit the
official Otter Creek Labs Polonium page
and the
Otter Creek Labs silencers page.

Details

• Manufacturer: Otter Creek Labs
• Model: Polonium
• UPC: 664533654132
• MPN: POL556
• Caliber: 5.56 NATO
• Finish: Black Cerakote
• Material: H900 heat-treated 17-4 stainless steel
• Length: 5.8 inches
• Weight: 13.5 oz
• Diameter: 1.625 inches
• Minimum Barrel Length: 7.5 inches
• Rear Threads: 1.375×24 HUB