Consistency has been a problem for the Pirates this season. The offense needed more than a week to find its stride and the starting pitching (outside of A.J. Burnett and Wandy Rodriguez) has been hit and miss. One aspect of Pittsburgh's club that actually has been consistent has been the strong work put in by the bullpen.

Justin Wilson is on pace to throw 108 innings this season. Photo credit: David Hague

Jason Grilli, Mark Melancon, Tony Watson, Jared Hughes, Justin Wilson, Jeanmar Gomez and a few others have combined to be one of the best relief pitching units in Major League Baseball through the first three weeks of the season, but the amount of innings that group is pitching is starting to add up at an alarming rate.

Those six relievers -- Grilli, Wilson, Melancon, Hughes, Wat...

To continue reading the rest of this article, subscribe to Pirates Prospects. Subscribers get access to every article on the site, along with all of our exclusive live coverage of the Pirates' minor league system, all for a very low monthly or yearly rate.

If you're already a member, you can log in below. If you think you're receiving this message in error, please e-mail tim@piratesprospects.com.