sketchyphysics JOHN DEERE 9620 with gravity wagon

sketchyphysics JOHN DEERE 9620 with gravity wagon

Josh
Description
this tractor turns by two pistons, four balls, and 1 hinge. the pistons are kind of springy not sure why. i made it as detailed as i could, i made it by looking of my brother's toy credit goes to brandon for the wheels on the tractor PLEASE RATE!!!!! here's the sketchyphysics link #hydralics #physics #sp2 #tracter
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