![American Spirit Arms Side Charging Upper Receiver Bolt Carrier Modification American Spirit Arms Side Charging Upper Receiver Bolt Carrier Modification](https://ar15tactical.com/wp-content/uploads/2016/02/American-Spirit-Arms-Side-Charging-Upper-Receiver-Bolt-Carrier-Modification-300x300.jpg)
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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