CMMG Barrel Assembly, 12.5″ MR 4140CM SBN, 5.56mm, w/LPGB

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$249.95 $199.95

Out of stock - Join the waitlist to be emailed when this product becomes available

Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension, barrel nut, .750 lo-pro gas block, hand guard cap, pinned “F” marked front sight base, sling loop, and front sight post. All barrel assemblies are properly headspaced.

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