Supine Beginner/Intermediate Pull-up March 28, 2008 by Cathe Friedrich Patent Pending Brenda demonstrates a beginner/intermediate supine Pull-Up. Categories: Blog, Fitness Accessories, Push-Pull TowerTags: cathe, STS, STS Tower Leave a Comment Related PostsDoes Drinking Coffee With Caffeine Help with Weight Loss?September 10, 2017Can Strength Training Lower Your Risk for Type 2 Diabetes?January 26, 2014A Great Gift–With Unexpected Benefits!August 7, 2011