Quote:
Originally posted by Andy Baker
The balls are 8" steel "gazing balls" (hollow) that you can buy from a home deco store (we got them for $6 per ball at Homier.com). These balls have urethane molded over them at about a 1/4" thickness. They are about +/- 0.003" out of round. They dent if dropped, and weigh about 3-4 lbs each. They are not inflatable.
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So if they dent when dropped what happens if you go up the ramp? Could the rows of dents be a problem eventually?