7 Most Effective Back Exercises to Build Muscle Faster_Sd 294 views 2 years ago 3 minutes, 7 seconds Uploaded by BODY GYM Related videos 1:12 0:45 0:28 3:24 2:24 16:05 0:20 0:34 2:48 11:35 19:43 4:42 3:38 6:44 0:56 8:32 3:05 19:43 0:53 8:38 0:36 1:00 0:56 0:15 0:10 1:00 0:38 2:11 0:46 0:55 1:00 0:50 0:41 0:23 0:31 0:55 0:43 1:00 6:07 38:35 HD 0:55 0:25 0:23 0:54 0:48 0:44 0:18 0:58