The Cubs should sign Archie Bradley

Photo by Christian Petersen/Getty ImagesIn recent years, Theo Epstein has dived into the scrap heap to find help for his beleaguered bullpen. Jed Hoyer did the same Wednesday when he claimed Robert Stock from the Red Sox on waivers.

Now, the Cubs have an opportunity to bring in a reliever who’s under 30 and has had some big-league success.

Archie Bradley, who played most of his career with the Diamondbacks before he was traded to the Reds at the August 31 deadline last year, was non-tendered by Cincinnati Wednesday.

Bradley has a career 3.91 ERA and 1.359 WHIP in 255 appearances (34 starts). He’s been much better than that since he was converted to full-time relief in 2017 — 220 appearances,…