When upgrading or building a new project pistol, you deserve the best parts – not just mechanical components that you can trust, but premium pieces that inspire passion and personalization. While this idea represents all Rival Arms™ parts, the Faction™ Seriess takes it even further.
Everything you need to finish your build. Available as individual components or matched sets.
Rival Arms™ is devoted to those who demand more. We are a coalition of dedicated engineers, designers, machinists, and firearm enthusiasts, who are united under one brand to bring the very best to a world filled with standard equipment. We are obsessed with accuracy and performance, and it sure doesn’t hurt to look great while getting results. Whether you are assembling a custom gun from the ground up, or just upgrading a single component, we are here to bring you the very best. Precision is everything.Learn More
Rival Arms has drastically grown product lines and is becoming recognized as a symbol of quality. We're excited to expand this ideology into the Sig Sauer® ecosystem; providing high-quality, American-made parts that build upon the modular framework of the P320® and P365® designs.Shop Sig®