Posted by mannyc [173.77.217.68] on Wednesday, January 22, 2014 at 21:20:58 :
In Reply to: Re: Old plower / new tricks posted by Perry [108.5.241.32] on Wednesday, January 22, 2014 at 20:07:09 :
i believe the surface area of the mushrooms serves to float the blade a little + the fact that you lower the plow till they hit and then tweak up a tiny bit. i use them on my dad's gravel drive and get good results.