CMMG AR-15 Gas Blocks and Tubes

CMMG AR-15 gas blocks and tubes, with a variety of standard sizes to drop in on your barrel of choice.

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CMMG ZEROED Adjustable AR-15 Gas Block - .750 Inch
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CMMG ZEROED AR-15 Gas Block – Adjustable – .750″ – Steel

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$70.99
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$60.34
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CMMG A2 Style Gas Block Sight Base Assembly- .750 - 2" Long

CMMG A2 Style Gas Block Sight Base Assembly – 2″ Long – .750
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$58.99
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