06/28/2016 Posted June 28, 2016 by Rick Pobar & filed under Workout of the Day. TBE CrossFit – CrossFit Back Squat (4×5) 4×5 build to heavy Record your best set Metcon (Time) 21-15-9 Dead Lifts, 225/155 Box Jumps, 24/20 Share this:FacebookTwitterEmail