This category contains only M4 or AR-15 platform components and parts. All integral components, such as part kits, gas tubes, bolt carriers, stocks, and grips, will be found here.
All parts will ship directly. Some products may not be available in all locations. For states with weapons bans, we are able to customize most parts to comply with AWB restrictions. Please contact us for more information.
The 5.56mm NATO caliber is the most common rifle caliber in use by US military.
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