February 24, 2019October 14, 2020richardsontacticaladminLeave a Comment on Barrel Pinning and Welding Barrel Pinning and Welding Minimum turn around is five days. Weld is TIG, leaving the weld unparkerized or colored. So, it can be clearly seen by law enforcement, should there be questions of legality, at the range. Share this:TwitterFacebookLike this:Like Loading...