Receiver Parts
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Rainier Arms RUC DI 300BLK Partial Upper Receiver - 10.7"Special Price $400.00 Regular Price $500.00Out of stock
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- Threaded Yes Remove This Item
- Caliber 300 Blackout Remove This Item
- Mount M-LOK Remove This Item
- Manufacturer Rainier Arms, LLC Remove This Item
- Twist Rate 1:7 Remove This Item
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