Aaron Clark takes you through one of his leg workouts where he emphasizes hamstring development. As always, Aaron narrates the video and shares his knowledge with the viewers. Watch and enjoy!
Be sure to follow Blackstone Labs:
YouTube: http://bit.ly/2coIZfH
Facebook: Blackstone Labs
Instagram: @blackstonelabsofficial
Aaron Clark Instagram: @aaronclarkifbbpro
