Former MLB Catcher Erik Kratz Alleges Rockies Used System to Steal Signs in 2018 | Bleacher Report

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The Houston Astros may not have been the only team using technology to steal signs in the last few years—just the most effective at it. 

According to former catcher Erik Kratz, the Colorado Rockies may have also devised a system to use monitors near the dugout to help relay which pitches were coming with the help of a massage gun and a metal bench. 

Here’s how Kratz, who played for…