​The Diamondbacks are promoting first baseman Tyler Locklear to the majors, a source said on Thursday, July 16.Locklear, 25, has been on a tear with Triple-A Reno, where he has homered five times in his past six games. He owns a .313/.394/.502 line with eight homers in Reno in 211 at-bats this season.AdvertisementAdvertisementAdvertisementLocklear, part of the return from the Seattle Mariners for slugger Eugenio Suarez at the trade deadline last year, needed surgeries last October on both his elbow and shoulder following a collision at first base last September.He needed to have his left ulnar collateral ligament and his left labrum repaired after an errant throw drew him into the path of the Boston Red Sox’s Connor Wong.1 / 22Infielder Jay Bell represented the Arizona Diamondbacks in the All-Star game in 1999.Road to the Championship: How Bob Brenly’s simple rules led to Diamondbacks’ World Series title(Dave Cruz / The Republic)Locklear missed spring training and the first month of the minor league season as he worked his way back to full health.He has been red hot since the start of July, going 19 for 43 (.442) with four doubles, one triple, five homers and eight walks in 11 games.AdvertisementAdvertisementAdvertisementLocklear will be taking the roster spot of outfielder Tommy Troy, who was placed on the injured list with a shoulder injury.The Diamondbacks begin the proverbial second half of their season on Friday night, July 17, when they host the St. Louis Cardinals at Chase Field.This article originally appeared on Arizona Republic: Arizona Diamondbacks to promote first baseman Tyler Locklear