FN AR-15 Button Barrel 5.56 NATO 20" Barrel
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FN America
Overview
The FN America FN AR-15 Button Barrel 5.56 NATO 20" Barrel is a barrel. Compare prices from multiple merchants and find the best deal.
Specifications
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Build history on GunPartPicker
Builders on GunPartPicker first added the FN America FN AR-15 Button Barrel 5.56 NATO 20" Barrel to a build in April 2026.
Updated · from real builds on GunPartPicker
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Builds Featuring This Part
See all 1 →Builds in the community that include the FN AR-15 Button Barrel 5.56 NATO 20" Barrel
| Build | Parts | Total |
|---|---|---|
 | 13 | $2160.81 |
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