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 Posts4 Vitamins You Can Take Too Much OfJune 27, 20215 Simple Tips for Dealing with Holiday StressNovember 27, 20165 Reasons You Need Back Extension Exercises in Your Strength Training RoutineSeptember 25, 2022