Key Takeaways
Retro arms are regaining popularity for their classic design, military roots, and hands-on customization.
The A1 upper receiver is essential for accurate historical builds.
Combining an A1 upper receiver with a USGI handguard gives your rifle a period-correct look and feel.
Retro-Arms offers high-quality, authentic parts for any retro build.
This guide walks you through...
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