How to Convert an AR15 to a 6.8 SPC
- 1). Remove the magazine and unload the gun. Make sure that there are no live rounds in the magazine.
- 2). Pull the charging handle back and release it to cock the hammer.
- 3). Push the two takedown pins from left to right. The rear pin is above the pistol grip and the front pin is in front and above the magazine well.
- 4). Lift the upper receiver up and away from the lower receiver.
- 5). Install the 6.8SPC upper receiver into the lower receiver. Push the pins from right to left to lock the receiver into place. Insert the new magazine designed for the 6.8 SPC into the magazine well.
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