Rainier Arms Barrels
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- Gas Block Diameter .750" Remove This Item
- Platform AR-15 Remove This Item
- Finish Satin Remove This Item
- Barrel Profile MK12 SPR Remove This Item
- Barrel Length 18" Remove This Item
- Price $350.00 - $359.99 Remove This Item
- Twist Rate 1:7.5 Remove This Item
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