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A Barrel Nut is a firearm component used on barrels. Its purpose may vary depending on the firearm it is used on.

VariationsEdit

HandguardsEdit

On handguards, a barrel nut may refer to the component that holds the handguards to the barrel.

Machine GunsEdit

On machine guns, a barrel nut is a screw on component at the rear of the barrel that has locking lugs and a notch for quick barrel change and helps install it in the trunnion.

GalleryEdit

ReferencesEdit

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