Rucinski takes the roster spot of infielder Grant Green. He was optioned to Salt Lake on Saturday night after the Angles lost to the Yankees 8-2 for their fourth straight loss.
The 26-year-old Rucinski made two appearances this year for the Angles, including his first major league start. He's 0-1 with a 7.71 ERA in 4 2-3 innings. He made his big league debut last season.