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Due to Measure 114, Rainier Arms will prioritize order shipments to Oregon state residents.

300BLK

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  1. Rainier Arms Match 300BLK Barrel
    Rainier Arms Match 300BLK Barrel
    As low as $260.00


    Satisfaction Guarantee

    We are so confident in our barrels that we offer a 100% money back guarantee within 90 days of purchase.  If our barrels don’t meet or exceed your expectations, for any reason, return it for a full refund.

    Learn More
  2. Rainier Arms Ultramatch MOD2 300BLK Barrel - 16
    Rainier Arms Ultramatch MOD2 300BLK Barrel - 16"
    As low as $400.00


    Satisfaction Guarantee
    We are so confident in our barrels that we offer a 100% money back guarantee within 90 days of purchase.  If our barrels don’t meet or exceed your expectations, for any reason, return it for a full refund.

    Learn More
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