CR-10 Vibration Dampening Feet

There are a lot of CR-10 feet available on Thingiverse but I don't like the ones I have to screw into the CR-10 to use. This is a remix of the CR-10 20x40 V-slot vibration dampening feet by Anzymanz that utilizes the V-slot rails. I just updated the design to work with Racquetballs. These balls are smaller than tennis balls and are cheap vs. dog balls. Also I believe that because they are rubber they may absorb the vibrations better. I've included a CR-10 Cura GCode file (.1 resolution, 20