Talk Bowling #47 – Why do Pros Use a Plastic Spare Bowling Ball? Uncategorized Mar 122010 We had a question about the pro bowlers and why they use a plastic bowling ball. 3 Responses to “Talk Bowling #47 – Why do Pros Use a Plastic Spare Bowling Ball?” download photoshop c says: March 15, 2010 at 4:52 pm When did paypal start holding your money for selling an item? Janet, Huntington WV says: March 15, 2010 at 10:52 pm Great show. The first female to bowl a 300 on TV was Michelle Feldman on July 10, 1997, in Danville, VA at the Southern Virginia open. Mike Ary says: March 16, 2010 at 5:35 am Question: How do manufactures change the weight of a bowling ball? If the size of a bowling ball is standardized at about 8 1/2 inches in diameter, and the core weight is constant between various ball weights, then what changes to give the different ball weights? Sorry, the comment form is closed at this time.