The JK Armament RPX .30 cal suppressor in black is the .30 caliber model in JK Armament’s RPX family, sold as a rifle and pistol caliber system (JK Armament part no. JK155RPX30). The idea behind a system like this is one suppressor that can move between rifles and pistol caliber guns rather than a separate can for each. Its .30 caliber rating covers the cartridges most hunters and precision shooters run. The black finish suits black rifles and pistols alike. It fits a shooter building a suppressor collection around one versatile can.

Key Specifications

• Caliber is .30 caliber, covering common .30 caliber rifle cartridges.
• It is set up as a rifle and pistol caliber system, so one can serves more than one type of host.
• The finish is black, matching most rifles and pistols.

Frequently Asked Questions

Is the RPX .30 cal only for rifles? No. JK Armament sells it as a rifle and pistol caliber system, so it is built to serve more than one type of host.

Do I need ATF approval to buy this? No. As of October 9, 2026, ATF no longer requires Form 4 approval, registration or a tax stamp for suppressors. It transfers on a Form 4473 with a background check through a Class 3 (SOT) dealer. State and local laws still apply.

Buy the JK Armament RPX .30 Cal Suppressor, Black

As of October 9, 2026, this suppressor transfers on a Form 4473 with a background check at your Class 3 (SOT) dealer, with no Form 4 or tax stamp; state and local laws still apply. Order through JK Armament‘s silencers and suppressed firearms lineup and our Lubbock, Texas team will handle the transfer.