If you live around San Francisco, California, I have some used bowling ball for sale, all 15lbs more or less. all of them are good condition. I am a second user, some of the balls been redrill on the thumb hole. Sorry, only for local pick-up. please e-mail to me at jerrymli@gmail.com thanks.
List:

Big Bully - $35
Lane #1 XXXL - $35
Storm Super SS Sport - $30
Track Anguiar Paritcle - $30
Storm Flash Force - $25
storm Supercharge - $25
storm flash point - $25