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Open-source suppressor designs for Form 1 builders. All files are hosted on Odysee for censorship-resistant distribution.

OP9 & OP22 Release Pack
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OP9 & OP22 Release Pack

Simple, boosterless cans for 9mm, 22LR, 5.7 and more

OP9-AOP9-POP22-AOP22-P

This release pack contains four suppressor designs: the OP9-A, OP9-P, OP22-A, and OP22-P. These are some of the simplest and quickest-to-build 3D printed suppressors available—particularly relevant in the age of $0 Form 1s. The OP9 variants work with super or subsonic 9mm and subsonic 300 Blackout. The OP22 variants handle 22LR and 5.7 supers or subs. The "A" variants use a single non-printed part: a 1/2x28 to 5/8x24 aluminum thread adapter. The "P" variants are fully printed with no metal parts required. In general, the "A" suppressors offer superior performance.

The Inserter Squirter

The Inserter Squirter

Water injection cooling for movie-quiet sound

Want your 9mm can to sound like the ones in the movies? The Inserter Squirter is your tool of choice. It drastically reduces the report of the OP9 suppressor while simultaneously helping cool it. Just screw on any common soda bottle (Squirt is best for aura) to complete assembly.

Legal Notice

Building a suppressor requires ATF approval via a Form 1 application. Check out our eForms Guide for detailed instructions on how to legally manufacture a suppressor.