I had a TZ also that cracked out around fingers, and yes they were beveled. I dunno what ever happened to that ball, but I have an Ice Storm now. don't use it much though......
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FAILURE IS FEEDBACK. AND FEEDBACK IS THE BREAKFAST OF CHAMPIONS THAT GOT DIGESTED!
Ten pin??? Where?? I throw a BUZZSAW there is NUTTIN left on the deck... Proud MEMBER of the FOS!!
Member of the FOS, if there happens to be a 9 pin standing just toss a saw and cut it down~~!