AR-15 Upper Receivers

Find the best quality AR-15 Upper Receivers and Upper parts from NDZ Performance.

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Frequently Asked Questions



What types of upper receivers does NDZ offer?

We carry stripped AR-15 upper receivers; ready for custom builds, upgrades, or replacements. All are mil-spec compatible.

Are NDZ uppers compatible with all AR-15 lowers?

Yes. NDZ AR-15 upper receivers are built to mil-spec standards, ensuring broad compatibility with most AR-15 lower receivers on the market.

Why upgrade your upper receiver?

Whether you’re tuning for accuracy, weight reduction, or durability; a new upper gives you a clean slate to optimize your AR for your mission.