American Spirit Arms Side Charging Upper Receiver Bolt Carrier Modification

American Spirit Arms ASA Side Charging Upper Receiver Bolt Carrier Modification

American Spirit Arms ASA Side Charging Upper Receiver Bolt Carrier Modification – TheĀ American Spirit Arms ASA Side Charging Upper Receiver requires a modified bolt carrier. The modification is pretty simple. You can modify your existing bolt carrier group yourself with access to a machine shop or a milling machine. Alternatively you can ship your bolt carrier group to American Spirit Arms and they will perform the modification for a very reasonable $25.

Click the link to the left to review a drawing of theĀ American Spirit Arms Side Charging Upper Receiver Bolt Carrier Modification

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