“Filthy Fifties” For Time: -50 Box jump, 24″ -50 Jumping pull-ups -50 Kettlebell swings, 16kgs -Walking Lunge, 50 steps -50 Knees to elbows -50 Push press 45/35lbs -50 Back/Hip extensions -50 Wall ball shots, 20/14lbs 10′ -50 Burpees -50 Double unders