Retro Arms is a U.S.-based firearms parts manufacturer and retailer dedicated to delivering historically accurate and high-performance components for AR-platform rifles.

Specializing in retro and clone-correct builds, we offer a curated selection of precision-machined upper receivers, handguards, pistol grips, and builder kits designed to replicate 

classic military-style configurations with unmatched authenticity.

Our parts are crafted to reflect the aesthetics and specifications of iconic U.S. military carbines and rifles, enabling enthusiasts to build faithful reproductions of vintage firearms such as the M16-A1, SP1, and DEA-style carbines.

From full DIY builder kits to individual components, every product we offer is made with meticulous attention to detail, quality materials, and a deep respect for the history behind the designs.

Whether you’re a collector, builder, or shooter who appreciates the heritage of the AR platform, Retro Arms delivers the components you need to build with purpose and precision.