Friday Group Strength and Conditioning February 16, 2017 / By j0ssy 5 rounds 10 hollow rocks 10 v- ups 10 tuck ups 10 sec hollow hold 1 min rest Front Split Series Sharing is Caring! FacebookTwitterLinkedInPin It Categories Home Workout (67) Quarantine Blog from Dylan (49) Uncategorized (141) wotd (860) PDXStrength Promo