After being drafted with the 191st overall pick by the Philadelphia Eagles, former NC State center Dylan McMahon was placed on the team’s practice squad after the preseason. But now, he will be on an active roster after he signed with the Los Angeles Rams on Tuesday, according to his agent, Whitney Holtzman. McMahon appeared in all three Eagles preseason games during training camp, including starting the final game against the Minnesota Vikings. The center logged 157 total snaps in the appearances, according to Pro Football Focus, and he allowed just two quarterback pressures over that time pe…