If beating a tire with a hammer is supposed to be good core work.....
ended up on the business end of this plowing technique saturday on my grandfathers farm but getting pulled by a tractor on a 30 or so degree hill. plow actually had a broken handle on one side which made it more interesting. i see this catching on and sorinex or someone developing a simulation apparatus :P
181 class 935lb WR squat
best meet lifts
squat 935 bench 500 deadlift 700
best totals 181 2050 198 2065