The 300 blackout upper build assembly gives AR-15 builders everything needed for a complete upper. It includes a barrel, handguard, bolt carrier group, and charging handle. Builders can drop it onto any standard AR-15 lower receiver.

Each assembly chambers in 300 AAC Blackout for use with both supersonic and subsonic loads. It suits home defense, range shooting, and suppressed builds. The components come pre-assembled to save time at the bench.

Shop AR-15 upper assemblies and parts at Daytona Tactical today.

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