KILLER Back Exercise: Rack chin Serratus variation
3,571 views · Published 8 December 2010 · 1:32 · Indexed 27 September 2026
Channel: Joe Daniels Kettlebell Muscle Gain · 2010 · Howto & Style
rack chins with a 61 lb kettlebell and pushing away at top disengage biceps keeping all tension on lats. killer variation