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upper receiver

Complete AR-15 upper receiver assembly with handguard and barrel on a neutral background

Equipment • Upper Receivers

Best AR Upper Receivers by Use Case

Close-up of an AR-15 upper and lower receiver separated at the takedown pins

Upper vs Lower Receiver: Key Differences Explained

Close-up of an AR-15 upper receiver showing the ejection port and top rail

What Is an Upper Receiver? Complete Breakdown