The NFL QB carousel is intriguing and unpredictable. Each year, after the Super Bowl ends the season, speculation begins on free agents in the most important position of football. This year is no different, with signal-callers such as Kirk Cousins and Baker Mayfield set to hit the market as free agency begins on March 13th.

On this week's edition of 4th and Inches, columnist Brett Abrams discusses potential rule changes in the NFL that can impact play and how likely, or unlikely, these changes are to get a vote of approval.