Brownells Standard Piston Rod Fits BRN-180

Explore our premium selection of replacement and backup gas system Components, crafted specifically for Gen 1 and Gen 2 upper receivers. Ideal for upgrades or maintaining reliability, these components are built to deliver outstanding performance across all chamberings and configurations. Designed with precision and constructed from durable materials, they ensure your firearm runs efficiently in any environment. Whether you're enhancing your system or preparing for the unexpected, our diverse range guarantees the right fit for seamless operation and peace of mind.