Class 3 Parts & Accessories

Upgrade or complete your NFA platform with Class 3 parts and accessories from Armory219 in Valparaiso, IN. We stock essential hardware for SBRs, silencers, machine guns, and other NFA-regulated builds. Whether you need threaded barrels, adjustable braces, quick-detach mounts, or suppressor parts, our Class 3 accessories are vetted for durability and compliance. These components help keep your build secure, functional, and optimized for performance. Many of these items pair perfectly with AR platforms, pistol-caliber carbines, and tactical optics. Have NFA questions? Our team can help you stay compliant while getting the most from your firearm—shop Class 3 accessories now.