First you scuff it up by going side to side.
definitely, I didn't make it very rough but you can make it as aggressive as you want. My Magpul rail covers are very course but this is more like fine sand paper.That looks very professional. Great job. (Especially considering you were bored and then posted them on our board.)
Here is a video of me doing one square on a PMag. It took 7 mins.
Enter your email address to join: