Upper Receiver And Barrel Assembly
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(1)
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Handguard Assembly
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(2)
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Gas Tube Pin
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(3)
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Gas Tube
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(4)
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Flash Suppressor/Compensator
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(5)
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Peel Washer
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(6)
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Handguard Slip Ring Retaining Ring
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(7)
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Handguard Slip Ring Spring
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(8)
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Handguard Slip Ring
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(9)
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Upper Receiver Assembly
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(10)
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Barrel Assembly
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