JK Armament 155 hub piston mounting system with 1/2x28 thread pattern. Raw finish component for suppressor or muzzle device assembly.
The JK 155 represents a precision-engineered piston mounting solution for shooters who demand reliability and accuracy in their suppressor or muzzle device configurations.
This component suits builders and shooters who are assembling custom suppressor systems or upgrading existing muzzle devices. The hub piston design ensures reliable operation across various rifle calibers and configurations.
Whether you're a precision shooter fine-tuning your setup or a builder constructing a custom system, the JK 155 delivers the performance foundation you need.