Need more Thoracic Extension? Of course, we all do! Try this variation of a Swan Pull to increase your upper back strength and increase your T-Spine Mobility at the same time. Learn more for FREE @ http://WeightliftingAcademy.com Read my blog @ http://TheIronSamurai.com Follow me on Instagram @ / theironsamurai Follow me on Twitter @ / rationaction Now go lift something heavy, Nick Horton