Factory replacement 5.5" barrel for the MCX Rattler Genuine replacement barrel for the 5.5" 5.56x45mm NATO Rattler. Complete with barrel and gas block assembly..
| Model | MCX |
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| Series | Caliber Exchange Kit |
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| Trigger | Nitride |
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| Material | Carbon Steel |
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| Dimensions | Caliber Exchange |
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Determined at checkout.
