5.56 NATO 7'' 1:7 Barrel Twist- Parkerized Medium Profile (MADE IN USA)
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Features:
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Length: 7" Pistol
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5.56 NATO
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1:8 Twist
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.750" gas block diameter
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Pistol gas system with a 0.07 gas hole diameter
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1/2"x28 Thread Pitch
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4150 Chrome Moly Vanadium
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Parkerized finish
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Made in the U.S.A.
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Profile: Medium
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Fits: AR-15
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